Home / 10,974.66-15,145.06-5,938.93

Finding the Fourth Proportional to 10,974.66, 15,145.06 and 5,938.93

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Solution

The fourth proportional to 10,974.66, 15,145.06 and 5,938.93 is: 8,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.66 : 15,145.06 = 5,938.93 : x
  2. Step 2: Convert to fraction form
    10,974.66/15,145.06 = 5,938.93/x
  3. Step 3: Cross multiply
    10,974.66x = 15,145.06 × 5,938.93
  4. Step 4: Simplify right side
    10,974.66x = 89,945,512.76
  5. Step 5: Solve for x
    x = 89,945,512.76/10,974.66
  6. Step 6: Final answer
    x = 8,195.74

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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.