Home / 4,391.28-6,055.84-2,622.72

Finding the Fourth Proportional to 4,391.28, 6,055.84 and 2,622.72

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Solution

The fourth proportional to 4,391.28, 6,055.84 and 2,622.72 is: 3,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.28 : 6,055.84 = 2,622.72 : x
  2. Step 2: Convert to fraction form
    4,391.28/6,055.84 = 2,622.72/x
  3. Step 3: Cross multiply
    4,391.28x = 6,055.84 × 2,622.72
  4. Step 4: Simplify right side
    4,391.28x = 15,882,772.68
  5. Step 5: Solve for x
    x = 15,882,772.68/4,391.28
  6. Step 6: Final answer
    x = 3,616.89

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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.