Home / 2,882.08-4,312.20-1,712.68

Finding the Fourth Proportional to 2,882.08, 4,312.20 and 1,712.68

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Solution

The fourth proportional to 2,882.08, 4,312.20 and 1,712.68 is: 2,562.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.08 : 4,312.20 = 1,712.68 : x
  2. Step 2: Convert to fraction form
    2,882.08/4,312.20 = 1,712.68/x
  3. Step 3: Cross multiply
    2,882.08x = 4,312.20 × 1,712.68
  4. Step 4: Simplify right side
    2,882.08x = 7,385,418.70
  5. Step 5: Solve for x
    x = 7,385,418.70/2,882.08
  6. Step 6: Final answer
    x = 2,562.53

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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.