Home / 8,310.11-12,454.41-3,374.02

Finding the Fourth Proportional to 8,310.11, 12,454.41 and 3,374.02

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Solution

The fourth proportional to 8,310.11, 12,454.41 and 3,374.02 is: 5,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.11 : 12,454.41 = 3,374.02 : x
  2. Step 2: Convert to fraction form
    8,310.11/12,454.41 = 3,374.02/x
  3. Step 3: Cross multiply
    8,310.11x = 12,454.41 × 3,374.02
  4. Step 4: Simplify right side
    8,310.11x = 42,021,437.67
  5. Step 5: Solve for x
    x = 42,021,437.67/8,310.11
  6. Step 6: Final answer
    x = 5,056.66

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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.