Home / 5,272.86-7,906.54-2,637.52

Finding the Fourth Proportional to 5,272.86, 7,906.54 and 2,637.52

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Solution

The fourth proportional to 5,272.86, 7,906.54 and 2,637.52 is: 3,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.86 : 7,906.54 = 2,637.52 : x
  2. Step 2: Convert to fraction form
    5,272.86/7,906.54 = 2,637.52/x
  3. Step 3: Cross multiply
    5,272.86x = 7,906.54 × 2,637.52
  4. Step 4: Simplify right side
    5,272.86x = 20,853,657.38
  5. Step 5: Solve for x
    x = 20,853,657.38/5,272.86
  6. Step 6: Final answer
    x = 3,954.90

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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.