Home / 1,162.20-1,743.38-584.92

Finding the Fourth Proportional to 1,162.20, 1,743.38 and 584.92

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Solution

The fourth proportional to 1,162.20, 1,743.38 and 584.92 is: 877.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162.20 : 1,743.38 = 584.92 : x
  2. Step 2: Convert to fraction form
    1,162.20/1,743.38 = 584.92/x
  3. Step 3: Cross multiply
    1,162.20x = 1,743.38 × 584.92
  4. Step 4: Simplify right side
    1,162.20x = 1,019,737.83
  5. Step 5: Solve for x
    x = 1,019,737.83/1,162.20
  6. Step 6: Final answer
    x = 877.42

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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.