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Finding the Fourth Proportional to 7,763.49, 10,717.97 and 5,943.08

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Solution

The fourth proportional to 7,763.49, 10,717.97 and 5,943.08 is: 8,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763.49 : 10,717.97 = 5,943.08 : x
  2. Step 2: Convert to fraction form
    7,763.49/10,717.97 = 5,943.08/x
  3. Step 3: Cross multiply
    7,763.49x = 10,717.97 × 5,943.08
  4. Step 4: Simplify right side
    7,763.49x = 63,697,753.15
  5. Step 5: Solve for x
    x = 63,697,753.15/7,763.49
  6. Step 6: Final answer
    x = 8,204.78

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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.