Home / 7,381.52-11,073.36-2,764.16

Finding the Fourth Proportional to 7,381.52, 11,073.36 and 2,764.16

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Solution

The fourth proportional to 7,381.52, 11,073.36 and 2,764.16 is: 4,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.52 : 11,073.36 = 2,764.16 : x
  2. Step 2: Convert to fraction form
    7,381.52/11,073.36 = 2,764.16/x
  3. Step 3: Cross multiply
    7,381.52x = 11,073.36 × 2,764.16
  4. Step 4: Simplify right side
    7,381.52x = 30,608,538.78
  5. Step 5: Solve for x
    x = 30,608,538.78/7,381.52
  6. Step 6: Final answer
    x = 4,146.64

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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.