Home / 2,724.58-3,759.87-1,545.64

Finding the Fourth Proportional to 2,724.58, 3,759.87 and 1,545.64

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Solution

The fourth proportional to 2,724.58, 3,759.87 and 1,545.64 is: 2,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.58 : 3,759.87 = 1,545.64 : x
  2. Step 2: Convert to fraction form
    2,724.58/3,759.87 = 1,545.64/x
  3. Step 3: Cross multiply
    2,724.58x = 3,759.87 × 1,545.64
  4. Step 4: Simplify right side
    2,724.58x = 5,811,405.47
  5. Step 5: Solve for x
    x = 5,811,405.47/2,724.58
  6. Step 6: Final answer
    x = 2,132.95

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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.