Home / 6,913.40-10,374.15-2,531.30

Finding the Fourth Proportional to 6,913.40, 10,374.15 and 2,531.30

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Solution

The fourth proportional to 6,913.40, 10,374.15 and 2,531.30 is: 3,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.40 : 10,374.15 = 2,531.30 : x
  2. Step 2: Convert to fraction form
    6,913.40/10,374.15 = 2,531.30/x
  3. Step 3: Cross multiply
    6,913.40x = 10,374.15 × 2,531.30
  4. Step 4: Simplify right side
    6,913.40x = 26,260,085.90
  5. Step 5: Solve for x
    x = 26,260,085.90/6,913.40
  6. Step 6: Final answer
    x = 3,798.43

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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.