Home / 10,998.67-15,179.27-6,283.66

Finding the Fourth Proportional to 10,998.67, 15,179.27 and 6,283.66

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Solution

The fourth proportional to 10,998.67, 15,179.27 and 6,283.66 is: 8,672.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.67 : 15,179.27 = 6,283.66 : x
  2. Step 2: Convert to fraction form
    10,998.67/15,179.27 = 6,283.66/x
  3. Step 3: Cross multiply
    10,998.67x = 15,179.27 × 6,283.66
  4. Step 4: Simplify right side
    10,998.67x = 95,381,340.31
  5. Step 5: Solve for x
    x = 95,381,340.31/10,998.67
  6. Step 6: Final answer
    x = 8,672.08

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1.5x scale

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.