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Finding the Fourth Proportional to 6,672.43, 10,008.63 and 6,266.47

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Solution

The fourth proportional to 6,672.43, 10,008.63 and 6,266.47 is: 9,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.43 : 10,008.63 = 6,266.47 : x
  2. Step 2: Convert to fraction form
    6,672.43/10,008.63 = 6,266.47/x
  3. Step 3: Cross multiply
    6,672.43x = 10,008.63 × 6,266.47
  4. Step 4: Simplify right side
    6,672.43x = 62,718,729.59
  5. Step 5: Solve for x
    x = 62,718,729.59/6,672.43
  6. Step 6: Final answer
    x = 9,399.68

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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.