Home / 2,002.08-3,001.44-1,077.12

Finding the Fourth Proportional to 2,002.08, 3,001.44 and 1,077.12

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Solution

The fourth proportional to 2,002.08, 3,001.44 and 1,077.12 is: 1,614.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.08 : 3,001.44 = 1,077.12 : x
  2. Step 2: Convert to fraction form
    2,002.08/3,001.44 = 1,077.12/x
  3. Step 3: Cross multiply
    2,002.08x = 3,001.44 × 1,077.12
  4. Step 4: Simplify right side
    2,002.08x = 3,232,911.05
  5. Step 5: Solve for x
    x = 3,232,911.05/2,002.08
  6. Step 6: Final answer
    x = 1,614.78

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1.5x scale

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.