Home / 1,534.96-2,301.92-669.04

Finding the Fourth Proportional to 1,534.96, 2,301.92 and 669.04

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Solution

The fourth proportional to 1,534.96, 2,301.92 and 669.04 is: 1,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.96 : 2,301.92 = 669.04 : x
  2. Step 2: Convert to fraction form
    1,534.96/2,301.92 = 669.04/x
  3. Step 3: Cross multiply
    1,534.96x = 2,301.92 × 669.04
  4. Step 4: Simplify right side
    1,534.96x = 1,540,076.56
  5. Step 5: Solve for x
    x = 1,540,076.56/1,534.96
  6. Step 6: Final answer
    x = 1,003.33

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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.