Home / 5,113.97-7,659.71-4,226.42

Finding the Fourth Proportional to 5,113.97, 7,659.71 and 4,226.42

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Solution

The fourth proportional to 5,113.97, 7,659.71 and 4,226.42 is: 6,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.97 : 7,659.71 = 4,226.42 : x
  2. Step 2: Convert to fraction form
    5,113.97/7,659.71 = 4,226.42/x
  3. Step 3: Cross multiply
    5,113.97x = 7,659.71 × 4,226.42
  4. Step 4: Simplify right side
    5,113.97x = 32,373,092.11
  5. Step 5: Solve for x
    x = 32,373,092.11/5,113.97
  6. Step 6: Final answer
    x = 6,330.33

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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.