Home / 2,132.49-3,195.48-899.24

Finding the Fourth Proportional to 2,132.49, 3,195.48 and 899.24

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Solution

The fourth proportional to 2,132.49, 3,195.48 and 899.24 is: 1,347.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.49 : 3,195.48 = 899.24 : x
  2. Step 2: Convert to fraction form
    2,132.49/3,195.48 = 899.24/x
  3. Step 3: Cross multiply
    2,132.49x = 3,195.48 × 899.24
  4. Step 4: Simplify right side
    2,132.49x = 2,873,503.44
  5. Step 5: Solve for x
    x = 2,873,503.44/2,132.49
  6. Step 6: Final answer
    x = 1,347.49

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Double scale
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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.