Home / 11,489.94-17,236.13-4,095.18

Finding the Fourth Proportional to 11,489.94, 17,236.13 and 4,095.18

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Solution

The fourth proportional to 11,489.94, 17,236.13 and 4,095.18 is: 6,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.94 : 17,236.13 = 4,095.18 : x
  2. Step 2: Convert to fraction form
    11,489.94/17,236.13 = 4,095.18/x
  3. Step 3: Cross multiply
    11,489.94x = 17,236.13 × 4,095.18
  4. Step 4: Simplify right side
    11,489.94x = 70,585,034.38
  5. Step 5: Solve for x
    x = 70,585,034.38/11,489.94
  6. Step 6: Final answer
    x = 6,143.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.