Home / 10,898.43-15,039.32-6,182.61

Finding the Fourth Proportional to 10,898.43, 15,039.32 and 6,182.61

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Solution

The fourth proportional to 10,898.43, 15,039.32 and 6,182.61 is: 8,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.43 : 15,039.32 = 6,182.61 : x
  2. Step 2: Convert to fraction form
    10,898.43/15,039.32 = 6,182.61/x
  3. Step 3: Cross multiply
    10,898.43x = 15,039.32 × 6,182.61
  4. Step 4: Simplify right side
    10,898.43x = 92,982,219.31
  5. Step 5: Solve for x
    x = 92,982,219.31/10,898.43
  6. Step 6: Final answer
    x = 8,531.71

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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.