Home / 10,529.97-15,794.98-2,738.78

Finding the Fourth Proportional to 10,529.97, 15,794.98 and 2,738.78

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Solution

The fourth proportional to 10,529.97, 15,794.98 and 2,738.78 is: 4,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.97 : 15,794.98 = 2,738.78 : x
  2. Step 2: Convert to fraction form
    10,529.97/15,794.98 = 2,738.78/x
  3. Step 3: Cross multiply
    10,529.97x = 15,794.98 × 2,738.78
  4. Step 4: Simplify right side
    10,529.97x = 43,258,975.32
  5. Step 5: Solve for x
    x = 43,258,975.32/10,529.97
  6. Step 6: Final answer
    x = 4,108.18

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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.