Home / 5,440.92-8,164.08-2,519.88

Finding the Fourth Proportional to 5,440.92, 8,164.08 and 2,519.88

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Solution

The fourth proportional to 5,440.92, 8,164.08 and 2,519.88 is: 3,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.92 : 8,164.08 = 2,519.88 : x
  2. Step 2: Convert to fraction form
    5,440.92/8,164.08 = 2,519.88/x
  3. Step 3: Cross multiply
    5,440.92x = 8,164.08 × 2,519.88
  4. Step 4: Simplify right side
    5,440.92x = 20,572,501.91
  5. Step 5: Solve for x
    x = 20,572,501.91/5,440.92
  6. Step 6: Final answer
    x = 3,781.07

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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.