Home / 8,557.97-12,836.98-2,318.02

Finding the Fourth Proportional to 8,557.97, 12,836.98 and 2,318.02

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Solution

The fourth proportional to 8,557.97, 12,836.98 and 2,318.02 is: 3,477.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.97 : 12,836.98 = 2,318.02 : x
  2. Step 2: Convert to fraction form
    8,557.97/12,836.98 = 2,318.02/x
  3. Step 3: Cross multiply
    8,557.97x = 12,836.98 × 2,318.02
  4. Step 4: Simplify right side
    8,557.97x = 29,756,364.79
  5. Step 5: Solve for x
    x = 29,756,364.79/8,557.97
  6. Step 6: Final answer
    x = 3,477.04

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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.