Home / 7,933.05-11,898.77-2,089.71

Finding the Fourth Proportional to 7,933.05, 11,898.77 and 2,089.71

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Solution

The fourth proportional to 7,933.05, 11,898.77 and 2,089.71 is: 3,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.05 : 11,898.77 = 2,089.71 : x
  2. Step 2: Convert to fraction form
    7,933.05/11,898.77 = 2,089.71/x
  3. Step 3: Cross multiply
    7,933.05x = 11,898.77 × 2,089.71
  4. Step 4: Simplify right side
    7,933.05x = 24,864,968.21
  5. Step 5: Solve for x
    x = 24,864,968.21/7,933.05
  6. Step 6: Final answer
    x = 3,134.35

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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.