Home / 8,441.20-12,662.02-2,894.52

Finding the Fourth Proportional to 8,441.20, 12,662.02 and 2,894.52

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Solution

The fourth proportional to 8,441.20, 12,662.02 and 2,894.52 is: 4,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441.20 : 12,662.02 = 2,894.52 : x
  2. Step 2: Convert to fraction form
    8,441.20/12,662.02 = 2,894.52/x
  3. Step 3: Cross multiply
    8,441.20x = 12,662.02 × 2,894.52
  4. Step 4: Simplify right side
    8,441.20x = 36,650,470.13
  5. Step 5: Solve for x
    x = 36,650,470.13/8,441.20
  6. Step 6: Final answer
    x = 4,341.86

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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.