Home / 8,957.17-13,435.85-3,410.56

Finding the Fourth Proportional to 8,957.17, 13,435.85 and 3,410.56

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Solution

The fourth proportional to 8,957.17, 13,435.85 and 3,410.56 is: 5,115.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.17 : 13,435.85 = 3,410.56 : x
  2. Step 2: Convert to fraction form
    8,957.17/13,435.85 = 3,410.56/x
  3. Step 3: Cross multiply
    8,957.17x = 13,435.85 × 3,410.56
  4. Step 4: Simplify right side
    8,957.17x = 45,823,772.58
  5. Step 5: Solve for x
    x = 45,823,772.58/8,957.17
  6. Step 6: Final answer
    x = 5,115.88

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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.