Home / 10,371.18-14,313.87-6,181.86

Finding the Fourth Proportional to 10,371.18, 14,313.87 and 6,181.86

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Solution

The fourth proportional to 10,371.18, 14,313.87 and 6,181.86 is: 8,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.18 : 14,313.87 = 6,181.86 : x
  2. Step 2: Convert to fraction form
    10,371.18/14,313.87 = 6,181.86/x
  3. Step 3: Cross multiply
    10,371.18x = 14,313.87 × 6,181.86
  4. Step 4: Simplify right side
    10,371.18x = 88,486,340.40
  5. Step 5: Solve for x
    x = 88,486,340.40/10,371.18
  6. Step 6: Final answer
    x = 8,531.95

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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.