Home / 5,712.82-8,562.75-2,423.86

Finding the Fourth Proportional to 5,712.82, 8,562.75 and 2,423.86

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Solution

The fourth proportional to 5,712.82, 8,562.75 and 2,423.86 is: 3,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.82 : 8,562.75 = 2,423.86 : x
  2. Step 2: Convert to fraction form
    5,712.82/8,562.75 = 2,423.86/x
  3. Step 3: Cross multiply
    5,712.82x = 8,562.75 × 2,423.86
  4. Step 4: Simplify right side
    5,712.82x = 20,754,907.22
  5. Step 5: Solve for x
    x = 20,754,907.22/5,712.82
  6. Step 6: Final answer
    x = 3,633.04

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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.