Home / 3,154.42-4,732.38-1,423.04

Finding the Fourth Proportional to 3,154.42, 4,732.38 and 1,423.04

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Solution

The fourth proportional to 3,154.42, 4,732.38 and 1,423.04 is: 2,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.42 : 4,732.38 = 1,423.04 : x
  2. Step 2: Convert to fraction form
    3,154.42/4,732.38 = 1,423.04/x
  3. Step 3: Cross multiply
    3,154.42x = 4,732.38 × 1,423.04
  4. Step 4: Simplify right side
    3,154.42x = 6,734,366.04
  5. Step 5: Solve for x
    x = 6,734,366.04/3,154.42
  6. Step 6: Final answer
    x = 2,134.90

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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.