Home / 5,423.08-8,134.27-1,727.96

Finding the Fourth Proportional to 5,423.08, 8,134.27 and 1,727.96

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Solution

The fourth proportional to 5,423.08, 8,134.27 and 1,727.96 is: 2,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.08 : 8,134.27 = 1,727.96 : x
  2. Step 2: Convert to fraction form
    5,423.08/8,134.27 = 1,727.96/x
  3. Step 3: Cross multiply
    5,423.08x = 8,134.27 × 1,727.96
  4. Step 4: Simplify right side
    5,423.08x = 14,055,680.80
  5. Step 5: Solve for x
    x = 14,055,680.80/5,423.08
  6. Step 6: Final answer
    x = 2,591.83

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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.