Home / 9,134.20-13,701.30-2,560.90

Finding the Fourth Proportional to 9,134.20, 13,701.30 and 2,560.90

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Solution

The fourth proportional to 9,134.20, 13,701.30 and 2,560.90 is: 3,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.20 : 13,701.30 = 2,560.90 : x
  2. Step 2: Convert to fraction form
    9,134.20/13,701.30 = 2,560.90/x
  3. Step 3: Cross multiply
    9,134.20x = 13,701.30 × 2,560.90
  4. Step 4: Simplify right side
    9,134.20x = 35,087,659.17
  5. Step 5: Solve for x
    x = 35,087,659.17/9,134.20
  6. Step 6: Final answer
    x = 3,841.35

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1.5x scale

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.