Home / 5,616.88-8,422.72-3,277.56

Finding the Fourth Proportional to 5,616.88, 8,422.72 and 3,277.56

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Solution

The fourth proportional to 5,616.88, 8,422.72 and 3,277.56 is: 4,914.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.88 : 8,422.72 = 3,277.56 : x
  2. Step 2: Convert to fraction form
    5,616.88/8,422.72 = 3,277.56/x
  3. Step 3: Cross multiply
    5,616.88x = 8,422.72 × 3,277.56
  4. Step 4: Simplify right side
    5,616.88x = 27,605,946.18
  5. Step 5: Solve for x
    x = 27,605,946.18/5,616.88
  6. Step 6: Final answer
    x = 4,914.82

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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.