Home / 3,029.26-4,543.46-1,385.38

Finding the Fourth Proportional to 3,029.26, 4,543.46 and 1,385.38

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Solution

The fourth proportional to 3,029.26, 4,543.46 and 1,385.38 is: 2,077.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.26 : 4,543.46 = 1,385.38 : x
  2. Step 2: Convert to fraction form
    3,029.26/4,543.46 = 1,385.38/x
  3. Step 3: Cross multiply
    3,029.26x = 4,543.46 × 1,385.38
  4. Step 4: Simplify right side
    3,029.26x = 6,294,418.61
  5. Step 5: Solve for x
    x = 6,294,418.61/3,029.26
  6. Step 6: Final answer
    x = 2,077.87

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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.