Home / 8,241.90-12,359.25-2,398.38

Finding the Fourth Proportional to 8,241.90, 12,359.25 and 2,398.38

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Solution

The fourth proportional to 8,241.90, 12,359.25 and 2,398.38 is: 3,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.90 : 12,359.25 = 2,398.38 : x
  2. Step 2: Convert to fraction form
    8,241.90/12,359.25 = 2,398.38/x
  3. Step 3: Cross multiply
    8,241.90x = 12,359.25 × 2,398.38
  4. Step 4: Simplify right side
    8,241.90x = 29,642,178.02
  5. Step 5: Solve for x
    x = 29,642,178.02/8,241.90
  6. Step 6: Final answer
    x = 3,596.52

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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.