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Finding the Fourth Proportional to 6,632.60, 9,152.54 and 3,799.99

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Solution

The fourth proportional to 6,632.60, 9,152.54 and 3,799.99 is: 5,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.60 : 9,152.54 = 3,799.99 : x
  2. Step 2: Convert to fraction form
    6,632.60/9,152.54 = 3,799.99/x
  3. Step 3: Cross multiply
    6,632.60x = 9,152.54 × 3,799.99
  4. Step 4: Simplify right side
    6,632.60x = 34,779,560.47
  5. Step 5: Solve for x
    x = 34,779,560.47/6,632.60
  6. Step 6: Final answer
    x = 5,243.73

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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.