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Finding the Fourth Proportional to 7,792.29, 10,753.02 and 4,435.83

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Solution

The fourth proportional to 7,792.29, 10,753.02 and 4,435.83 is: 6,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792.29 : 10,753.02 = 4,435.83 : x
  2. Step 2: Convert to fraction form
    7,792.29/10,753.02 = 4,435.83/x
  3. Step 3: Cross multiply
    7,792.29x = 10,753.02 × 4,435.83
  4. Step 4: Simplify right side
    7,792.29x = 47,698,568.71
  5. Step 5: Solve for x
    x = 47,698,568.71/7,792.29
  6. Step 6: Final answer
    x = 6,121.25

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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.