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Finding the Fourth Proportional to 7,792.17, 11,669.15 and 7,043.33

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Solution

The fourth proportional to 7,792.17, 11,669.15 and 7,043.33 is: 10,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792.17 : 11,669.15 = 7,043.33 : x
  2. Step 2: Convert to fraction form
    7,792.17/11,669.15 = 7,043.33/x
  3. Step 3: Cross multiply
    7,792.17x = 11,669.15 × 7,043.33
  4. Step 4: Simplify right side
    7,792.17x = 82,189,580.71
  5. Step 5: Solve for x
    x = 82,189,580.71/7,792.17
  6. Step 6: Final answer
    x = 10,547.71

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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.