Home / 5,701.83-8,553.65-2,191.69

Finding the Fourth Proportional to 5,701.83, 8,553.65 and 2,191.69

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Solution

The fourth proportional to 5,701.83, 8,553.65 and 2,191.69 is: 3,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.83 : 8,553.65 = 2,191.69 : x
  2. Step 2: Convert to fraction form
    5,701.83/8,553.65 = 2,191.69/x
  3. Step 3: Cross multiply
    5,701.83x = 8,553.65 × 2,191.69
  4. Step 4: Simplify right side
    5,701.83x = 18,746,949.17
  5. Step 5: Solve for x
    x = 18,746,949.17/5,701.83
  6. Step 6: Final answer
    x = 3,287.88

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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.