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Finding the Fourth Proportional to 7,393.52, 11,091.88 and 3,441.84

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Solution

The fourth proportional to 7,393.52, 11,091.88 and 3,441.84 is: 5,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.52 : 11,091.88 = 3,441.84 : x
  2. Step 2: Convert to fraction form
    7,393.52/11,091.88 = 3,441.84/x
  3. Step 3: Cross multiply
    7,393.52x = 11,091.88 × 3,441.84
  4. Step 4: Simplify right side
    7,393.52x = 38,176,476.26
  5. Step 5: Solve for x
    x = 38,176,476.26/7,393.52
  6. Step 6: Final answer
    x = 5,163.50

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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.