Home / 8,560.86-12,841.65-4,182.18

Finding the Fourth Proportional to 8,560.86, 12,841.65 and 4,182.18

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Solution

The fourth proportional to 8,560.86, 12,841.65 and 4,182.18 is: 6,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.86 : 12,841.65 = 4,182.18 : x
  2. Step 2: Convert to fraction form
    8,560.86/12,841.65 = 4,182.18/x
  3. Step 3: Cross multiply
    8,560.86x = 12,841.65 × 4,182.18
  4. Step 4: Simplify right side
    8,560.86x = 53,706,091.80
  5. Step 5: Solve for x
    x = 53,706,091.80/8,560.86
  6. Step 6: Final answer
    x = 6,273.45

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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.