Home / 1,635.08-2,452.29-801.79

Finding the Fourth Proportional to 1,635.08, 2,452.29 and 801.79

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Solution

The fourth proportional to 1,635.08, 2,452.29 and 801.79 is: 1,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.08 : 2,452.29 = 801.79 : x
  2. Step 2: Convert to fraction form
    1,635.08/2,452.29 = 801.79/x
  3. Step 3: Cross multiply
    1,635.08x = 2,452.29 × 801.79
  4. Step 4: Simplify right side
    1,635.08x = 1,966,221.60
  5. Step 5: Solve for x
    x = 1,966,221.60/1,635.08
  6. Step 6: Final answer
    x = 1,202.52

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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.