Home / 7,441.54-11,141.80-4,972.96

Finding the Fourth Proportional to 7,441.54, 11,141.80 and 4,972.96

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Solution

The fourth proportional to 7,441.54, 11,141.80 and 4,972.96 is: 7,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.54 : 11,141.80 = 4,972.96 : x
  2. Step 2: Convert to fraction form
    7,441.54/11,141.80 = 4,972.96/x
  3. Step 3: Cross multiply
    7,441.54x = 11,141.80 × 4,972.96
  4. Step 4: Simplify right side
    7,441.54x = 55,407,725.73
  5. Step 5: Solve for x
    x = 55,407,725.73/7,441.54
  6. Step 6: Final answer
    x = 7,445.73

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1.5x scale

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.