Home / 7,487.80-11,233.14-2,293.72

Finding the Fourth Proportional to 7,487.80, 11,233.14 and 2,293.72

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Solution

The fourth proportional to 7,487.80, 11,233.14 and 2,293.72 is: 3,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.80 : 11,233.14 = 2,293.72 : x
  2. Step 2: Convert to fraction form
    7,487.80/11,233.14 = 2,293.72/x
  3. Step 3: Cross multiply
    7,487.80x = 11,233.14 × 2,293.72
  4. Step 4: Simplify right side
    7,487.80x = 25,765,677.88
  5. Step 5: Solve for x
    x = 25,765,677.88/7,487.80
  6. Step 6: Final answer
    x = 3,441.02

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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.