Home / 11,170.32-15,414.36-6,133.56

Finding the Fourth Proportional to 11,170.32, 15,414.36 and 6,133.56

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Solution

The fourth proportional to 11,170.32, 15,414.36 and 6,133.56 is: 8,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.32 : 15,414.36 = 6,133.56 : x
  2. Step 2: Convert to fraction form
    11,170.32/15,414.36 = 6,133.56/x
  3. Step 3: Cross multiply
    11,170.32x = 15,414.36 × 6,133.56
  4. Step 4: Simplify right side
    11,170.32x = 94,544,901.92
  5. Step 5: Solve for x
    x = 94,544,901.92/11,170.32
  6. Step 6: Final answer
    x = 8,463.94

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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.