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Finding the Fourth Proportional to 7,050.96, 9,708.11 and 5,366.97

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Solution

The fourth proportional to 7,050.96, 9,708.11 and 5,366.97 is: 7,389.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.96 : 9,708.11 = 5,366.97 : x
  2. Step 2: Convert to fraction form
    7,050.96/9,708.11 = 5,366.97/x
  3. Step 3: Cross multiply
    7,050.96x = 9,708.11 × 5,366.97
  4. Step 4: Simplify right side
    7,050.96x = 52,103,086.59
  5. Step 5: Solve for x
    x = 52,103,086.59/7,050.96
  6. Step 6: Final answer
    x = 7,389.51

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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.