Home / 5,358.90-8,046.45-4,127.70

Finding the Fourth Proportional to 5,358.90, 8,046.45 and 4,127.70

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Solution

The fourth proportional to 5,358.90, 8,046.45 and 4,127.70 is: 6,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.90 : 8,046.45 = 4,127.70 : x
  2. Step 2: Convert to fraction form
    5,358.90/8,046.45 = 4,127.70/x
  3. Step 3: Cross multiply
    5,358.90x = 8,046.45 × 4,127.70
  4. Step 4: Simplify right side
    5,358.90x = 33,213,331.67
  5. Step 5: Solve for x
    x = 33,213,331.67/5,358.90
  6. Step 6: Final answer
    x = 6,197.79

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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.