Home / 3,098.68-4,271.98-2,339.14

Finding the Fourth Proportional to 3,098.68, 4,271.98 and 2,339.14

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Solution

The fourth proportional to 3,098.68, 4,271.98 and 2,339.14 is: 3,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.68 : 4,271.98 = 2,339.14 : x
  2. Step 2: Convert to fraction form
    3,098.68/4,271.98 = 2,339.14/x
  3. Step 3: Cross multiply
    3,098.68x = 4,271.98 × 2,339.14
  4. Step 4: Simplify right side
    3,098.68x = 9,992,759.30
  5. Step 5: Solve for x
    x = 9,992,759.30/3,098.68
  6. Step 6: Final answer
    x = 3,224.84

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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.