Home / 11,195.18-15,449.13-6,159.27

Finding the Fourth Proportional to 11,195.18, 15,449.13 and 6,159.27

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Solution

The fourth proportional to 11,195.18, 15,449.13 and 6,159.27 is: 8,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.18 : 15,449.13 = 6,159.27 : x
  2. Step 2: Convert to fraction form
    11,195.18/15,449.13 = 6,159.27/x
  3. Step 3: Cross multiply
    11,195.18x = 15,449.13 × 6,159.27
  4. Step 4: Simplify right side
    11,195.18x = 95,155,362.94
  5. Step 5: Solve for x
    x = 95,155,362.94/11,195.18
  6. Step 6: Final answer
    x = 8,499.68

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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.