Home / 3,616.27-4,993.28-2,775.64

Finding the Fourth Proportional to 3,616.27, 4,993.28 and 2,775.64

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Solution

The fourth proportional to 3,616.27, 4,993.28 and 2,775.64 is: 3,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.27 : 4,993.28 = 2,775.64 : x
  2. Step 2: Convert to fraction form
    3,616.27/4,993.28 = 2,775.64/x
  3. Step 3: Cross multiply
    3,616.27x = 4,993.28 × 2,775.64
  4. Step 4: Simplify right side
    3,616.27x = 13,859,547.70
  5. Step 5: Solve for x
    x = 13,859,547.70/3,616.27
  6. Step 6: Final answer
    x = 3,832.55

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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.