Home / 4,076.72-5,625.92-2,213.76

Finding the Fourth Proportional to 4,076.72, 5,625.92 and 2,213.76

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Solution

The fourth proportional to 4,076.72, 5,625.92 and 2,213.76 is: 3,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.72 : 5,625.92 = 2,213.76 : x
  2. Step 2: Convert to fraction form
    4,076.72/5,625.92 = 2,213.76/x
  3. Step 3: Cross multiply
    4,076.72x = 5,625.92 × 2,213.76
  4. Step 4: Simplify right side
    4,076.72x = 12,454,436.66
  5. Step 5: Solve for x
    x = 12,454,436.66/4,076.72
  6. Step 6: Final answer
    x = 3,055.01

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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.