Home / 8,902.20-12,287.94-6,250.26

Finding the Fourth Proportional to 8,902.20, 12,287.94 and 6,250.26

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Solution

The fourth proportional to 8,902.20, 12,287.94 and 6,250.26 is: 8,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.20 : 12,287.94 = 6,250.26 : x
  2. Step 2: Convert to fraction form
    8,902.20/12,287.94 = 6,250.26/x
  3. Step 3: Cross multiply
    8,902.20x = 12,287.94 × 6,250.26
  4. Step 4: Simplify right side
    8,902.20x = 76,802,819.86
  5. Step 5: Solve for x
    x = 76,802,819.86/8,902.20
  6. Step 6: Final answer
    x = 8,627.40

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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.