Home / 8,476.61-12,716.28-2,634.57

Finding the Fourth Proportional to 8,476.61, 12,716.28 and 2,634.57

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Solution

The fourth proportional to 8,476.61, 12,716.28 and 2,634.57 is: 3,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.61 : 12,716.28 = 2,634.57 : x
  2. Step 2: Convert to fraction form
    8,476.61/12,716.28 = 2,634.57/x
  3. Step 3: Cross multiply
    8,476.61x = 12,716.28 × 2,634.57
  4. Step 4: Simplify right side
    8,476.61x = 33,501,929.80
  5. Step 5: Solve for x
    x = 33,501,929.80/8,476.61
  6. Step 6: Final answer
    x = 3,952.28

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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.