Home / 5,626.10-8,439.14-3,679.94

Finding the Fourth Proportional to 5,626.10, 8,439.14 and 3,679.94

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Solution

The fourth proportional to 5,626.10, 8,439.14 and 3,679.94 is: 5,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.10 : 8,439.14 = 3,679.94 : x
  2. Step 2: Convert to fraction form
    5,626.10/8,439.14 = 3,679.94/x
  3. Step 3: Cross multiply
    5,626.10x = 8,439.14 × 3,679.94
  4. Step 4: Simplify right side
    5,626.10x = 31,055,495.86
  5. Step 5: Solve for x
    x = 31,055,495.86/5,626.10
  6. Step 6: Final answer
    x = 5,519.90

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Similar ratio
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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.