Home / 8,964.72-13,447.22-2,725.02

Finding the Fourth Proportional to 8,964.72, 13,447.22 and 2,725.02

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Solution

The fourth proportional to 8,964.72, 13,447.22 and 2,725.02 is: 4,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.72 : 13,447.22 = 2,725.02 : x
  2. Step 2: Convert to fraction form
    8,964.72/13,447.22 = 2,725.02/x
  3. Step 3: Cross multiply
    8,964.72x = 13,447.22 × 2,725.02
  4. Step 4: Simplify right side
    8,964.72x = 36,643,929.82
  5. Step 5: Solve for x
    x = 36,643,929.82/8,964.72
  6. Step 6: Final answer
    x = 4,087.57

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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.