Home / 3,158.38-4,737.57-1,514.62

Finding the Fourth Proportional to 3,158.38, 4,737.57 and 1,514.62

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Solution

The fourth proportional to 3,158.38, 4,737.57 and 1,514.62 is: 2,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.38 : 4,737.57 = 1,514.62 : x
  2. Step 2: Convert to fraction form
    3,158.38/4,737.57 = 1,514.62/x
  3. Step 3: Cross multiply
    3,158.38x = 4,737.57 × 1,514.62
  4. Step 4: Simplify right side
    3,158.38x = 7,175,618.27
  5. Step 5: Solve for x
    x = 7,175,618.27/3,158.38
  6. Step 6: Final answer
    x = 2,271.93

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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.