Home / 8,246.16-12,371.28-2,402.82

Finding the Fourth Proportional to 8,246.16, 12,371.28 and 2,402.82

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Solution

The fourth proportional to 8,246.16, 12,371.28 and 2,402.82 is: 3,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.16 : 12,371.28 = 2,402.82 : x
  2. Step 2: Convert to fraction form
    8,246.16/12,371.28 = 2,402.82/x
  3. Step 3: Cross multiply
    8,246.16x = 12,371.28 × 2,402.82
  4. Step 4: Simplify right side
    8,246.16x = 29,725,959.01
  5. Step 5: Solve for x
    x = 29,725,959.01/8,246.16
  6. Step 6: Final answer
    x = 3,604.82

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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.