Home / 5,026.26-7,531.71-2,686.60

Finding the Fourth Proportional to 5,026.26, 7,531.71 and 2,686.60

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Solution

The fourth proportional to 5,026.26, 7,531.71 and 2,686.60 is: 4,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.26 : 7,531.71 = 2,686.60 : x
  2. Step 2: Convert to fraction form
    5,026.26/7,531.71 = 2,686.60/x
  3. Step 3: Cross multiply
    5,026.26x = 7,531.71 × 2,686.60
  4. Step 4: Simplify right side
    5,026.26x = 20,234,693.94
  5. Step 5: Solve for x
    x = 20,234,693.94/5,026.26
  6. Step 6: Final answer
    x = 4,025.79

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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.