Home / 8,253.45-12,380.16-2,410.05

Finding the Fourth Proportional to 8,253.45, 12,380.16 and 2,410.05

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Solution

The fourth proportional to 8,253.45, 12,380.16 and 2,410.05 is: 3,615.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.45 : 12,380.16 = 2,410.05 : x
  2. Step 2: Convert to fraction form
    8,253.45/12,380.16 = 2,410.05/x
  3. Step 3: Cross multiply
    8,253.45x = 12,380.16 × 2,410.05
  4. Step 4: Simplify right side
    8,253.45x = 29,836,804.61
  5. Step 5: Solve for x
    x = 29,836,804.61/8,253.45
  6. Step 6: Final answer
    x = 3,615.07

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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.