Home / 4,046.31-6,069.43-1,124.61

Finding the Fourth Proportional to 4,046.31, 6,069.43 and 1,124.61

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Solution

The fourth proportional to 4,046.31, 6,069.43 and 1,124.61 is: 1,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.31 : 6,069.43 = 1,124.61 : x
  2. Step 2: Convert to fraction form
    4,046.31/6,069.43 = 1,124.61/x
  3. Step 3: Cross multiply
    4,046.31x = 6,069.43 × 1,124.61
  4. Step 4: Simplify right side
    4,046.31x = 6,825,741.67
  5. Step 5: Solve for x
    x = 6,825,741.67/4,046.31
  6. Step 6: Final answer
    x = 1,686.91

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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.