Home / 3,529.30-5,294.62-1,581.50

Finding the Fourth Proportional to 3,529.30, 5,294.62 and 1,581.50

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Solution

The fourth proportional to 3,529.30, 5,294.62 and 1,581.50 is: 2,372.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.30 : 5,294.62 = 1,581.50 : x
  2. Step 2: Convert to fraction form
    3,529.30/5,294.62 = 1,581.50/x
  3. Step 3: Cross multiply
    3,529.30x = 5,294.62 × 1,581.50
  4. Step 4: Simplify right side
    3,529.30x = 8,373,441.53
  5. Step 5: Solve for x
    x = 8,373,441.53/3,529.30
  6. Step 6: Final answer
    x = 2,372.55

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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.