Home / 5,343.91-8,000.24-3,115.94

Finding the Fourth Proportional to 5,343.91, 8,000.24 and 3,115.94

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Solution

The fourth proportional to 5,343.91, 8,000.24 and 3,115.94 is: 4,664.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.91 : 8,000.24 = 3,115.94 : x
  2. Step 2: Convert to fraction form
    5,343.91/8,000.24 = 3,115.94/x
  3. Step 3: Cross multiply
    5,343.91x = 8,000.24 × 3,115.94
  4. Step 4: Simplify right side
    5,343.91x = 24,928,212.24
  5. Step 5: Solve for x
    x = 24,928,212.24/5,343.91
  6. Step 6: Final answer
    x = 4,664.79

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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.