Home / 8,476.29-12,716.14-2,929.85

Finding the Fourth Proportional to 8,476.29, 12,716.14 and 2,929.85

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Solution

The fourth proportional to 8,476.29, 12,716.14 and 2,929.85 is: 4,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.29 : 12,716.14 = 2,929.85 : x
  2. Step 2: Convert to fraction form
    8,476.29/12,716.14 = 2,929.85/x
  3. Step 3: Cross multiply
    8,476.29x = 12,716.14 × 2,929.85
  4. Step 4: Simplify right side
    8,476.29x = 37,256,311.87
  5. Step 5: Solve for x
    x = 37,256,311.87/8,476.29
  6. Step 6: Final answer
    x = 4,395.36

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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.