Home / 8,862.68-13,293.79-2,198.95

Finding the Fourth Proportional to 8,862.68, 13,293.79 and 2,198.95

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Solution

The fourth proportional to 8,862.68, 13,293.79 and 2,198.95 is: 3,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.68 : 13,293.79 = 2,198.95 : x
  2. Step 2: Convert to fraction form
    8,862.68/13,293.79 = 2,198.95/x
  3. Step 3: Cross multiply
    8,862.68x = 13,293.79 × 2,198.95
  4. Step 4: Simplify right side
    8,862.68x = 29,232,340.79
  5. Step 5: Solve for x
    x = 29,232,340.79/8,862.68
  6. Step 6: Final answer
    x = 3,298.36

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1.5x scale

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.