Home / 7,932.68-11,898.88-2,089.32

Finding the Fourth Proportional to 7,932.68, 11,898.88 and 2,089.32

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Solution

The fourth proportional to 7,932.68, 11,898.88 and 2,089.32 is: 3,133.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.68 : 11,898.88 = 2,089.32 : x
  2. Step 2: Convert to fraction form
    7,932.68/11,898.88 = 2,089.32/x
  3. Step 3: Cross multiply
    7,932.68x = 11,898.88 × 2,089.32
  4. Step 4: Simplify right side
    7,932.68x = 24,860,567.96
  5. Step 5: Solve for x
    x = 24,860,567.96/7,932.68
  6. Step 6: Final answer
    x = 3,133.94

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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.