Home / 11,194.93-15,448.79-6,158.86

Finding the Fourth Proportional to 11,194.93, 15,448.79 and 6,158.86

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Solution

The fourth proportional to 11,194.93, 15,448.79 and 6,158.86 is: 8,499.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.93 : 15,448.79 = 6,158.86 : x
  2. Step 2: Convert to fraction form
    11,194.93/15,448.79 = 6,158.86/x
  3. Step 3: Cross multiply
    11,194.93x = 15,448.79 × 6,158.86
  4. Step 4: Simplify right side
    11,194.93x = 95,146,934.78
  5. Step 5: Solve for x
    x = 95,146,934.78/11,194.93
  6. Step 6: Final answer
    x = 8,499.11

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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.