Home / 4,456.32-6,149.72-2,887.14

Finding the Fourth Proportional to 4,456.32, 6,149.72 and 2,887.14

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Solution

The fourth proportional to 4,456.32, 6,149.72 and 2,887.14 is: 3,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.32 : 6,149.72 = 2,887.14 : x
  2. Step 2: Convert to fraction form
    4,456.32/6,149.72 = 2,887.14/x
  3. Step 3: Cross multiply
    4,456.32x = 6,149.72 × 2,887.14
  4. Step 4: Simplify right side
    4,456.32x = 17,755,132.88
  5. Step 5: Solve for x
    x = 17,755,132.88/4,456.32
  6. Step 6: Final answer
    x = 3,984.26

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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.