Home / 3,079.55-4,248.40-1,901.29

Finding the Fourth Proportional to 3,079.55, 4,248.40 and 1,901.29

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Solution

The fourth proportional to 3,079.55, 4,248.40 and 1,901.29 is: 2,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.55 : 4,248.40 = 1,901.29 : x
  2. Step 2: Convert to fraction form
    3,079.55/4,248.40 = 1,901.29/x
  3. Step 3: Cross multiply
    3,079.55x = 4,248.40 × 1,901.29
  4. Step 4: Simplify right side
    3,079.55x = 8,077,440.44
  5. Step 5: Solve for x
    x = 8,077,440.44/3,079.55
  6. Step 6: Final answer
    x = 2,622.93

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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.