Home / 3,527.85-5,293.17-1,679.79

Finding the Fourth Proportional to 3,527.85, 5,293.17 and 1,679.79

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Solution

The fourth proportional to 3,527.85, 5,293.17 and 1,679.79 is: 2,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.85 : 5,293.17 = 1,679.79 : x
  2. Step 2: Convert to fraction form
    3,527.85/5,293.17 = 1,679.79/x
  3. Step 3: Cross multiply
    3,527.85x = 5,293.17 × 1,679.79
  4. Step 4: Simplify right side
    3,527.85x = 8,891,414.03
  5. Step 5: Solve for x
    x = 8,891,414.03/3,527.85
  6. Step 6: Final answer
    x = 2,520.35

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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.