Home / 4,321.30-6,467.55-3,802.90

Finding the Fourth Proportional to 4,321.30, 6,467.55 and 3,802.90

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Solution

The fourth proportional to 4,321.30, 6,467.55 and 3,802.90 is: 5,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.30 : 6,467.55 = 3,802.90 : x
  2. Step 2: Convert to fraction form
    4,321.30/6,467.55 = 3,802.90/x
  3. Step 3: Cross multiply
    4,321.30x = 6,467.55 × 3,802.90
  4. Step 4: Simplify right side
    4,321.30x = 24,595,445.90
  5. Step 5: Solve for x
    x = 24,595,445.90/4,321.30
  6. Step 6: Final answer
    x = 5,691.68

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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.