Home / 3,475.82-5,218.92-3,008.74

Finding the Fourth Proportional to 3,475.82, 5,218.92 and 3,008.74

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Solution

The fourth proportional to 3,475.82, 5,218.92 and 3,008.74 is: 4,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.82 : 5,218.92 = 3,008.74 : x
  2. Step 2: Convert to fraction form
    3,475.82/5,218.92 = 3,008.74/x
  3. Step 3: Cross multiply
    3,475.82x = 5,218.92 × 3,008.74
  4. Step 4: Simplify right side
    3,475.82x = 15,702,354.79
  5. Step 5: Solve for x
    x = 15,702,354.79/3,475.82
  6. Step 6: Final answer
    x = 4,517.60

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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.