Home / 7,248.12-10,867.82-3,956.64

Finding the Fourth Proportional to 7,248.12, 10,867.82 and 3,956.64

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Solution

The fourth proportional to 7,248.12, 10,867.82 and 3,956.64 is: 5,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.12 : 10,867.82 = 3,956.64 : x
  2. Step 2: Convert to fraction form
    7,248.12/10,867.82 = 3,956.64/x
  3. Step 3: Cross multiply
    7,248.12x = 10,867.82 × 3,956.64
  4. Step 4: Simplify right side
    7,248.12x = 43,000,031.54
  5. Step 5: Solve for x
    x = 43,000,031.54/7,248.12
  6. Step 6: Final answer
    x = 5,932.58

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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.