Home / 10,889.06-16,332.38-2,992.17

Finding the Fourth Proportional to 10,889.06, 16,332.38 and 2,992.17

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Solution

The fourth proportional to 10,889.06, 16,332.38 and 2,992.17 is: 4,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.06 : 16,332.38 = 2,992.17 : x
  2. Step 2: Convert to fraction form
    10,889.06/16,332.38 = 2,992.17/x
  3. Step 3: Cross multiply
    10,889.06x = 16,332.38 × 2,992.17
  4. Step 4: Simplify right side
    10,889.06x = 48,869,242.50
  5. Step 5: Solve for x
    x = 48,869,242.50/10,889.06
  6. Step 6: Final answer
    x = 4,487.92

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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.