Home / 8,264.45-12,398.04-2,716.57

Finding the Fourth Proportional to 8,264.45, 12,398.04 and 2,716.57

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Solution

The fourth proportional to 8,264.45, 12,398.04 and 2,716.57 is: 4,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.45 : 12,398.04 = 2,716.57 : x
  2. Step 2: Convert to fraction form
    8,264.45/12,398.04 = 2,716.57/x
  3. Step 3: Cross multiply
    8,264.45x = 12,398.04 × 2,716.57
  4. Step 4: Simplify right side
    8,264.45x = 33,680,143.52
  5. Step 5: Solve for x
    x = 33,680,143.52/8,264.45
  6. Step 6: Final answer
    x = 4,075.30

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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.