Home / 11,195.61-15,449.94-6,159.72

Finding the Fourth Proportional to 11,195.61, 15,449.94 and 6,159.72

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Solution

The fourth proportional to 11,195.61, 15,449.94 and 6,159.72 is: 8,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.61 : 15,449.94 = 6,159.72 : x
  2. Step 2: Convert to fraction form
    11,195.61/15,449.94 = 6,159.72/x
  3. Step 3: Cross multiply
    11,195.61x = 15,449.94 × 6,159.72
  4. Step 4: Simplify right side
    11,195.61x = 95,167,304.42
  5. Step 5: Solve for x
    x = 95,167,304.42/11,195.61
  6. Step 6: Final answer
    x = 8,500.41

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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.