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Finding the Fourth Proportional to 7,792.56, 10,753.02 and 4,434.48

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Solution

The fourth proportional to 7,792.56, 10,753.02 and 4,434.48 is: 6,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792.56 : 10,753.02 = 4,434.48 : x
  2. Step 2: Convert to fraction form
    7,792.56/10,753.02 = 4,434.48/x
  3. Step 3: Cross multiply
    7,792.56x = 10,753.02 × 4,434.48
  4. Step 4: Simplify right side
    7,792.56x = 47,684,052.13
  5. Step 5: Solve for x
    x = 47,684,052.13/7,792.56
  6. Step 6: Final answer
    x = 6,119.18

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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.