Home / 3,288.23-4,541.61-2,618.28

Finding the Fourth Proportional to 3,288.23, 4,541.61 and 2,618.28

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Solution

The fourth proportional to 3,288.23, 4,541.61 and 2,618.28 is: 3,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.23 : 4,541.61 = 2,618.28 : x
  2. Step 2: Convert to fraction form
    3,288.23/4,541.61 = 2,618.28/x
  3. Step 3: Cross multiply
    3,288.23x = 4,541.61 × 2,618.28
  4. Step 4: Simplify right side
    3,288.23x = 11,891,216.45
  5. Step 5: Solve for x
    x = 11,891,216.45/3,288.23
  6. Step 6: Final answer
    x = 3,616.29

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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.