Home / 8,240.18-12,360.61-2,396.79

Finding the Fourth Proportional to 8,240.18, 12,360.61 and 2,396.79

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Solution

The fourth proportional to 8,240.18, 12,360.61 and 2,396.79 is: 3,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.18 : 12,360.61 = 2,396.79 : x
  2. Step 2: Convert to fraction form
    8,240.18/12,360.61 = 2,396.79/x
  3. Step 3: Cross multiply
    8,240.18x = 12,360.61 × 2,396.79
  4. Step 4: Simplify right side
    8,240.18x = 29,625,786.44
  5. Step 5: Solve for x
    x = 29,625,786.44/8,240.18
  6. Step 6: Final answer
    x = 3,595.28

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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.