Home / 6,540.52-9,020.82-5,425.96

Finding the Fourth Proportional to 6,540.52, 9,020.82 and 5,425.96

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Solution

The fourth proportional to 6,540.52, 9,020.82 and 5,425.96 is: 7,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.52 : 9,020.82 = 5,425.96 : x
  2. Step 2: Convert to fraction form
    6,540.52/9,020.82 = 5,425.96/x
  3. Step 3: Cross multiply
    6,540.52x = 9,020.82 × 5,425.96
  4. Step 4: Simplify right side
    6,540.52x = 48,946,608.49
  5. Step 5: Solve for x
    x = 48,946,608.49/6,540.52
  6. Step 6: Final answer
    x = 7,483.60

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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.