Home / 3,586.28-5,372.56-2,101.85

Finding the Fourth Proportional to 3,586.28, 5,372.56 and 2,101.85

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Solution

The fourth proportional to 3,586.28, 5,372.56 and 2,101.85 is: 3,148.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.28 : 5,372.56 = 2,101.85 : x
  2. Step 2: Convert to fraction form
    3,586.28/5,372.56 = 2,101.85/x
  3. Step 3: Cross multiply
    3,586.28x = 5,372.56 × 2,101.85
  4. Step 4: Simplify right side
    3,586.28x = 11,292,311.15
  5. Step 5: Solve for x
    x = 11,292,311.15/3,586.28
  6. Step 6: Final answer
    x = 3,148.76

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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.