Home / 10,442.14-14,409.36-5,726.43

Finding the Fourth Proportional to 10,442.14, 14,409.36 and 5,726.43

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Solution

The fourth proportional to 10,442.14, 14,409.36 and 5,726.43 is: 7,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442.14 : 14,409.36 = 5,726.43 : x
  2. Step 2: Convert to fraction form
    10,442.14/14,409.36 = 5,726.43/x
  3. Step 3: Cross multiply
    10,442.14x = 14,409.36 × 5,726.43
  4. Step 4: Simplify right side
    10,442.14x = 82,514,191.38
  5. Step 5: Solve for x
    x = 82,514,191.38/10,442.14
  6. Step 6: Final answer
    x = 7,902.04

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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.