Home / 11,194.19-15,447.98-6,158.79

Finding the Fourth Proportional to 11,194.19, 15,447.98 and 6,158.79

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Solution

The fourth proportional to 11,194.19, 15,447.98 and 6,158.79 is: 8,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.19 : 15,447.98 = 6,158.79 : x
  2. Step 2: Convert to fraction form
    11,194.19/15,447.98 = 6,158.79/x
  3. Step 3: Cross multiply
    11,194.19x = 15,447.98 × 6,158.79
  4. Step 4: Simplify right side
    11,194.19x = 95,140,833.95
  5. Step 5: Solve for x
    x = 95,140,833.95/11,194.19
  6. Step 6: Final answer
    x = 8,499.13

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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.