Home / 3,217.68-4,437.72-2,098.08

Finding the Fourth Proportional to 3,217.68, 4,437.72 and 2,098.08

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Solution

The fourth proportional to 3,217.68, 4,437.72 and 2,098.08 is: 2,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.68 : 4,437.72 = 2,098.08 : x
  2. Step 2: Convert to fraction form
    3,217.68/4,437.72 = 2,098.08/x
  3. Step 3: Cross multiply
    3,217.68x = 4,437.72 × 2,098.08
  4. Step 4: Simplify right side
    3,217.68x = 9,310,691.58
  5. Step 5: Solve for x
    x = 9,310,691.58/3,217.68
  6. Step 6: Final answer
    x = 2,893.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.