Home / 6,281.50-9,422.44-3,159.80

Finding the Fourth Proportional to 6,281.50, 9,422.44 and 3,159.80

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Solution

The fourth proportional to 6,281.50, 9,422.44 and 3,159.80 is: 4,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.50 : 9,422.44 = 3,159.80 : x
  2. Step 2: Convert to fraction form
    6,281.50/9,422.44 = 3,159.80/x
  3. Step 3: Cross multiply
    6,281.50x = 9,422.44 × 3,159.80
  4. Step 4: Simplify right side
    6,281.50x = 29,773,025.91
  5. Step 5: Solve for x
    x = 29,773,025.91/6,281.50
  6. Step 6: Final answer
    x = 4,739.80

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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.