Home / 8,752.93-13,129.38-2,834.78

Finding the Fourth Proportional to 8,752.93, 13,129.38 and 2,834.78

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Solution

The fourth proportional to 8,752.93, 13,129.38 and 2,834.78 is: 4,252.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.93 : 13,129.38 = 2,834.78 : x
  2. Step 2: Convert to fraction form
    8,752.93/13,129.38 = 2,834.78/x
  3. Step 3: Cross multiply
    8,752.93x = 13,129.38 × 2,834.78
  4. Step 4: Simplify right side
    8,752.93x = 37,218,838.19
  5. Step 5: Solve for x
    x = 37,218,838.19/8,752.93
  6. Step 6: Final answer
    x = 4,252.16

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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.