Home / 6,290.46-9,432.45-2,340.09

Finding the Fourth Proportional to 6,290.46, 9,432.45 and 2,340.09

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Solution

The fourth proportional to 6,290.46, 9,432.45 and 2,340.09 is: 3,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.46 : 9,432.45 = 2,340.09 : x
  2. Step 2: Convert to fraction form
    6,290.46/9,432.45 = 2,340.09/x
  3. Step 3: Cross multiply
    6,290.46x = 9,432.45 × 2,340.09
  4. Step 4: Simplify right side
    6,290.46x = 22,072,781.92
  5. Step 5: Solve for x
    x = 22,072,781.92/6,290.46
  6. Step 6: Final answer
    x = 3,508.93

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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.