Home / 5,366.72-7,407.36-3,272.12

Finding the Fourth Proportional to 5,366.72, 7,407.36 and 3,272.12

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Solution

The fourth proportional to 5,366.72, 7,407.36 and 3,272.12 is: 4,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.72 : 7,407.36 = 3,272.12 : x
  2. Step 2: Convert to fraction form
    5,366.72/7,407.36 = 3,272.12/x
  3. Step 3: Cross multiply
    5,366.72x = 7,407.36 × 3,272.12
  4. Step 4: Simplify right side
    5,366.72x = 24,237,770.80
  5. Step 5: Solve for x
    x = 24,237,770.80/5,366.72
  6. Step 6: Final answer
    x = 4,516.31

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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.