Home / 3,157.38-4,737.08-1,514.04

Finding the Fourth Proportional to 3,157.38, 4,737.08 and 1,514.04

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Solution

The fourth proportional to 3,157.38, 4,737.08 and 1,514.04 is: 2,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.38 : 4,737.08 = 1,514.04 : x
  2. Step 2: Convert to fraction form
    3,157.38/4,737.08 = 1,514.04/x
  3. Step 3: Cross multiply
    3,157.38x = 4,737.08 × 1,514.04
  4. Step 4: Simplify right side
    3,157.38x = 7,172,097.35
  5. Step 5: Solve for x
    x = 7,172,097.35/3,157.38
  6. Step 6: Final answer
    x = 2,271.54

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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.