Home / 4,028.47-6,042.85-1,107

Finding the Fourth Proportional to 4,028.47, 6,042.85 and 1,107

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Solution

The fourth proportional to 4,028.47, 6,042.85 and 1,107 is: 1,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.47 : 6,042.85 = 1,107 : x
  2. Step 2: Convert to fraction form
    4,028.47/6,042.85 = 1,107/x
  3. Step 3: Cross multiply
    4,028.47x = 6,042.85 × 1,107
  4. Step 4: Simplify right side
    4,028.47x = 6,689,432.18
  5. Step 5: Solve for x
    x = 6,689,432.18/4,028.47
  6. Step 6: Final answer
    x = 1,660.54

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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.