Home / 8,180.58-12,270.57-2,337.18

Finding the Fourth Proportional to 8,180.58, 12,270.57 and 2,337.18

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Solution

The fourth proportional to 8,180.58, 12,270.57 and 2,337.18 is: 3,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.58 : 12,270.57 = 2,337.18 : x
  2. Step 2: Convert to fraction form
    8,180.58/12,270.57 = 2,337.18/x
  3. Step 3: Cross multiply
    8,180.58x = 12,270.57 × 2,337.18
  4. Step 4: Simplify right side
    8,180.58x = 28,678,530.79
  5. Step 5: Solve for x
    x = 28,678,530.79/8,180.58
  6. Step 6: Final answer
    x = 3,505.68

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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.