Home / 3,060.28-4,223.19-1,663.03

Finding the Fourth Proportional to 3,060.28, 4,223.19 and 1,663.03

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Solution

The fourth proportional to 3,060.28, 4,223.19 and 1,663.03 is: 2,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.28 : 4,223.19 = 1,663.03 : x
  2. Step 2: Convert to fraction form
    3,060.28/4,223.19 = 1,663.03/x
  3. Step 3: Cross multiply
    3,060.28x = 4,223.19 × 1,663.03
  4. Step 4: Simplify right side
    3,060.28x = 7,023,293.83
  5. Step 5: Solve for x
    x = 7,023,293.83/3,060.28
  6. Step 6: Final answer
    x = 2,294.98

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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.