Home / 2,412.38-3,327-1,572.14

Finding the Fourth Proportional to 2,412.38, 3,327 and 1,572.14

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Solution

The fourth proportional to 2,412.38, 3,327 and 1,572.14 is: 2,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.38 : 3,327 = 1,572.14 : x
  2. Step 2: Convert to fraction form
    2,412.38/3,327 = 1,572.14/x
  3. Step 3: Cross multiply
    2,412.38x = 3,327 × 1,572.14
  4. Step 4: Simplify right side
    2,412.38x = 5,230,509.78
  5. Step 5: Solve for x
    x = 5,230,509.78/2,412.38
  6. Step 6: Final answer
    x = 2,168.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.