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Finding the Fourth Proportional to 7,095.97, 9,792.89 and 3,952.18

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Solution

The fourth proportional to 7,095.97, 9,792.89 and 3,952.18 is: 5,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.97 : 9,792.89 = 3,952.18 : x
  2. Step 2: Convert to fraction form
    7,095.97/9,792.89 = 3,952.18/x
  3. Step 3: Cross multiply
    7,095.97x = 9,792.89 × 3,952.18
  4. Step 4: Simplify right side
    7,095.97x = 38,703,264.00
  5. Step 5: Solve for x
    x = 38,703,264.00/7,095.97
  6. Step 6: Final answer
    x = 5,454.26

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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.