Home / 8,130.06-11,219.36-4,593.06

Finding the Fourth Proportional to 8,130.06, 11,219.36 and 4,593.06

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Solution

The fourth proportional to 8,130.06, 11,219.36 and 4,593.06 is: 6,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.06 : 11,219.36 = 4,593.06 : x
  2. Step 2: Convert to fraction form
    8,130.06/11,219.36 = 4,593.06/x
  3. Step 3: Cross multiply
    8,130.06x = 11,219.36 × 4,593.06
  4. Step 4: Simplify right side
    8,130.06x = 51,531,170.68
  5. Step 5: Solve for x
    x = 51,531,170.68/8,130.06
  6. Step 6: Final answer
    x = 6,338.35

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.