Home / 3,748.42-5,622.57-1,439.92

Finding the Fourth Proportional to 3,748.42, 5,622.57 and 1,439.92

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Solution

The fourth proportional to 3,748.42, 5,622.57 and 1,439.92 is: 2,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.42 : 5,622.57 = 1,439.92 : x
  2. Step 2: Convert to fraction form
    3,748.42/5,622.57 = 1,439.92/x
  3. Step 3: Cross multiply
    3,748.42x = 5,622.57 × 1,439.92
  4. Step 4: Simplify right side
    3,748.42x = 8,096,050.99
  5. Step 5: Solve for x
    x = 8,096,050.99/3,748.42
  6. Step 6: Final answer
    x = 2,159.86

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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.