Home / 8,374.20-12,561.36-2,532.48

Finding the Fourth Proportional to 8,374.20, 12,561.36 and 2,532.48

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Solution

The fourth proportional to 8,374.20, 12,561.36 and 2,532.48 is: 3,798.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.20 : 12,561.36 = 2,532.48 : x
  2. Step 2: Convert to fraction form
    8,374.20/12,561.36 = 2,532.48/x
  3. Step 3: Cross multiply
    8,374.20x = 12,561.36 × 2,532.48
  4. Step 4: Simplify right side
    8,374.20x = 31,811,392.97
  5. Step 5: Solve for x
    x = 31,811,392.97/8,374.20
  6. Step 6: Final answer
    x = 3,798.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.