Home / 12,544.56-18,818.10-3,310.56

Finding the Fourth Proportional to 12,544.56, 18,818.10 and 3,310.56

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Solution

The fourth proportional to 12,544.56, 18,818.10 and 3,310.56 is: 4,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.56 : 18,818.10 = 3,310.56 : x
  2. Step 2: Convert to fraction form
    12,544.56/18,818.10 = 3,310.56/x
  3. Step 3: Cross multiply
    12,544.56x = 18,818.10 × 3,310.56
  4. Step 4: Simplify right side
    12,544.56x = 62,298,449.14
  5. Step 5: Solve for x
    x = 62,298,449.14/12,544.56
  6. Step 6: Final answer
    x = 4,966.17

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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.