Home / 8,338.06-12,502.48-3,411.16

Finding the Fourth Proportional to 8,338.06, 12,502.48 and 3,411.16

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Solution

The fourth proportional to 8,338.06, 12,502.48 and 3,411.16 is: 5,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.06 : 12,502.48 = 3,411.16 : x
  2. Step 2: Convert to fraction form
    8,338.06/12,502.48 = 3,411.16/x
  3. Step 3: Cross multiply
    8,338.06x = 12,502.48 × 3,411.16
  4. Step 4: Simplify right side
    8,338.06x = 42,647,959.68
  5. Step 5: Solve for x
    x = 42,647,959.68/8,338.06
  6. Step 6: Final answer
    x = 5,114.85

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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.