Home / 4,124.07-5,691.54-2,445.86

Finding the Fourth Proportional to 4,124.07, 5,691.54 and 2,445.86

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Solution

The fourth proportional to 4,124.07, 5,691.54 and 2,445.86 is: 3,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.07 : 5,691.54 = 2,445.86 : x
  2. Step 2: Convert to fraction form
    4,124.07/5,691.54 = 2,445.86/x
  3. Step 3: Cross multiply
    4,124.07x = 5,691.54 × 2,445.86
  4. Step 4: Simplify right side
    4,124.07x = 13,920,681.57
  5. Step 5: Solve for x
    x = 13,920,681.57/4,124.07
  6. Step 6: Final answer
    x = 3,375.47

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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.