Home / 10,490.83-15,732.90-4,252.41

Finding the Fourth Proportional to 10,490.83, 15,732.90 and 4,252.41

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Solution

The fourth proportional to 10,490.83, 15,732.90 and 4,252.41 is: 6,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490.83 : 15,732.90 = 4,252.41 : x
  2. Step 2: Convert to fraction form
    10,490.83/15,732.90 = 4,252.41/x
  3. Step 3: Cross multiply
    10,490.83x = 15,732.90 × 4,252.41
  4. Step 4: Simplify right side
    10,490.83x = 66,902,741.29
  5. Step 5: Solve for x
    x = 66,902,741.29/10,490.83
  6. Step 6: Final answer
    x = 6,377.26

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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.