Home / 7,414.09-11,113.97-2,480.99

Finding the Fourth Proportional to 7,414.09, 11,113.97 and 2,480.99

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Solution

The fourth proportional to 7,414.09, 11,113.97 and 2,480.99 is: 3,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.09 : 11,113.97 = 2,480.99 : x
  2. Step 2: Convert to fraction form
    7,414.09/11,113.97 = 2,480.99/x
  3. Step 3: Cross multiply
    7,414.09x = 11,113.97 × 2,480.99
  4. Step 4: Simplify right side
    7,414.09x = 27,573,580.46
  5. Step 5: Solve for x
    x = 27,573,580.46/7,414.09
  6. Step 6: Final answer
    x = 3,719.08

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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.