Home / 6,626.02-9,144.12-3,642.13

Finding the Fourth Proportional to 6,626.02, 9,144.12 and 3,642.13

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Solution

The fourth proportional to 6,626.02, 9,144.12 and 3,642.13 is: 5,026.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.02 : 9,144.12 = 3,642.13 : x
  2. Step 2: Convert to fraction form
    6,626.02/9,144.12 = 3,642.13/x
  3. Step 3: Cross multiply
    6,626.02x = 9,144.12 × 3,642.13
  4. Step 4: Simplify right side
    6,626.02x = 33,304,073.78
  5. Step 5: Solve for x
    x = 33,304,073.78/6,626.02
  6. Step 6: Final answer
    x = 5,026.26

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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.