Home / 9,948.90-13,724.24-6,170.88

Finding the Fourth Proportional to 9,948.90, 13,724.24 and 6,170.88

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Solution

The fourth proportional to 9,948.90, 13,724.24 and 6,170.88 is: 8,512.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.90 : 13,724.24 = 6,170.88 : x
  2. Step 2: Convert to fraction form
    9,948.90/13,724.24 = 6,170.88/x
  3. Step 3: Cross multiply
    9,948.90x = 13,724.24 × 6,170.88
  4. Step 4: Simplify right side
    9,948.90x = 84,690,638.13
  5. Step 5: Solve for x
    x = 84,690,638.13/9,948.90
  6. Step 6: Final answer
    x = 8,512.56

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1.5x scale

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.