Home / 8,240.60-12,363.01-2,397.21

Finding the Fourth Proportional to 8,240.60, 12,363.01 and 2,397.21

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Solution

The fourth proportional to 8,240.60, 12,363.01 and 2,397.21 is: 3,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.60 : 12,363.01 = 2,397.21 : x
  2. Step 2: Convert to fraction form
    8,240.60/12,363.01 = 2,397.21/x
  3. Step 3: Cross multiply
    8,240.60x = 12,363.01 × 2,397.21
  4. Step 4: Simplify right side
    8,240.60x = 29,636,731.20
  5. Step 5: Solve for x
    x = 29,636,731.20/8,240.60
  6. Step 6: Final answer
    x = 3,596.43

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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.