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Finding the Fourth Proportional to 7,206.29, 9,944.20 and 4,062.41

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Solution

The fourth proportional to 7,206.29, 9,944.20 and 4,062.41 is: 5,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.29 : 9,944.20 = 4,062.41 : x
  2. Step 2: Convert to fraction form
    7,206.29/9,944.20 = 4,062.41/x
  3. Step 3: Cross multiply
    7,206.29x = 9,944.20 × 4,062.41
  4. Step 4: Simplify right side
    7,206.29x = 40,397,417.52
  5. Step 5: Solve for x
    x = 40,397,417.52/7,206.29
  6. Step 6: Final answer
    x = 5,605.86

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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.