Home / 5,614.77-8,423.24-2,151.75

Finding the Fourth Proportional to 5,614.77, 8,423.24 and 2,151.75

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Solution

The fourth proportional to 5,614.77, 8,423.24 and 2,151.75 is: 3,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.77 : 8,423.24 = 2,151.75 : x
  2. Step 2: Convert to fraction form
    5,614.77/8,423.24 = 2,151.75/x
  3. Step 3: Cross multiply
    5,614.77x = 8,423.24 × 2,151.75
  4. Step 4: Simplify right side
    5,614.77x = 18,124,695.91
  5. Step 5: Solve for x
    x = 18,124,695.91/5,614.77
  6. Step 6: Final answer
    x = 3,228.04

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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.