Home / 2,887.49-4,331.48-1,132.37

Finding the Fourth Proportional to 2,887.49, 4,331.48 and 1,132.37

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Solution

The fourth proportional to 2,887.49, 4,331.48 and 1,132.37 is: 1,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.49 : 4,331.48 = 1,132.37 : x
  2. Step 2: Convert to fraction form
    2,887.49/4,331.48 = 1,132.37/x
  3. Step 3: Cross multiply
    2,887.49x = 4,331.48 × 1,132.37
  4. Step 4: Simplify right side
    2,887.49x = 4,904,845.29
  5. Step 5: Solve for x
    x = 4,904,845.29/2,887.49
  6. Step 6: Final answer
    x = 1,698.65

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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.