Home / 4,125.85-5,679.45-3,562.90

Finding the Fourth Proportional to 4,125.85, 5,679.45 and 3,562.90

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Solution

The fourth proportional to 4,125.85, 5,679.45 and 3,562.90 is: 4,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.85 : 5,679.45 = 3,562.90 : x
  2. Step 2: Convert to fraction form
    4,125.85/5,679.45 = 3,562.90/x
  3. Step 3: Cross multiply
    4,125.85x = 5,679.45 × 3,562.90
  4. Step 4: Simplify right side
    4,125.85x = 20,235,298.21
  5. Step 5: Solve for x
    x = 20,235,298.21/4,125.85
  6. Step 6: Final answer
    x = 4,904.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.