Home / 4,458.10-6,679.05-3,631.90

Finding the Fourth Proportional to 4,458.10, 6,679.05 and 3,631.90

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Solution

The fourth proportional to 4,458.10, 6,679.05 and 3,631.90 is: 5,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.10 : 6,679.05 = 3,631.90 : x
  2. Step 2: Convert to fraction form
    4,458.10/6,679.05 = 3,631.90/x
  3. Step 3: Cross multiply
    4,458.10x = 6,679.05 × 3,631.90
  4. Step 4: Simplify right side
    4,458.10x = 24,257,641.70
  5. Step 5: Solve for x
    x = 24,257,641.70/4,458.10
  6. Step 6: Final answer
    x = 5,441.25

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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.