Home / 8,560.12-12,841.60-2,718.13

Finding the Fourth Proportional to 8,560.12, 12,841.60 and 2,718.13

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Solution

The fourth proportional to 8,560.12, 12,841.60 and 2,718.13 is: 4,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.12 : 12,841.60 = 2,718.13 : x
  2. Step 2: Convert to fraction form
    8,560.12/12,841.60 = 2,718.13/x
  3. Step 3: Cross multiply
    8,560.12x = 12,841.60 × 2,718.13
  4. Step 4: Simplify right side
    8,560.12x = 34,905,138.21
  5. Step 5: Solve for x
    x = 34,905,138.21/8,560.12
  6. Step 6: Final answer
    x = 4,077.65

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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.