Home / 11,282.94-15,577.56-7,251.57

Finding the Fourth Proportional to 11,282.94, 15,577.56 and 7,251.57

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Solution

The fourth proportional to 11,282.94, 15,577.56 and 7,251.57 is: 10,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.94 : 15,577.56 = 7,251.57 : x
  2. Step 2: Convert to fraction form
    11,282.94/15,577.56 = 7,251.57/x
  3. Step 3: Cross multiply
    11,282.94x = 15,577.56 × 7,251.57
  4. Step 4: Simplify right side
    11,282.94x = 112,961,766.77
  5. Step 5: Solve for x
    x = 112,961,766.77/11,282.94
  6. Step 6: Final answer
    x = 10,011.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.