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Finding the Fourth Proportional to 8,144.76, 11,240.01 and 4,608.51

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Solution

The fourth proportional to 8,144.76, 11,240.01 and 4,608.51 is: 6,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.76 : 11,240.01 = 4,608.51 : x
  2. Step 2: Convert to fraction form
    8,144.76/11,240.01 = 4,608.51/x
  3. Step 3: Cross multiply
    8,144.76x = 11,240.01 × 4,608.51
  4. Step 4: Simplify right side
    8,144.76x = 51,799,698.49
  5. Step 5: Solve for x
    x = 51,799,698.49/8,144.76
  6. Step 6: Final answer
    x = 6,359.88

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,145.76, 11,241.39 and 4,609.51
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.