Home / 6,117.37-9,176.09-2,420.48

Finding the Fourth Proportional to 6,117.37, 9,176.09 and 2,420.48

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Solution

The fourth proportional to 6,117.37, 9,176.09 and 2,420.48 is: 3,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.37 : 9,176.09 = 2,420.48 : x
  2. Step 2: Convert to fraction form
    6,117.37/9,176.09 = 2,420.48/x
  3. Step 3: Cross multiply
    6,117.37x = 9,176.09 × 2,420.48
  4. Step 4: Simplify right side
    6,117.37x = 22,210,553.16
  5. Step 5: Solve for x
    x = 22,210,553.16/6,117.37
  6. Step 6: Final answer
    x = 3,630.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.