Home / 3,995.04-5,513.19-2,226.76

Finding the Fourth Proportional to 3,995.04, 5,513.19 and 2,226.76

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Solution

The fourth proportional to 3,995.04, 5,513.19 and 2,226.76 is: 3,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.04 : 5,513.19 = 2,226.76 : x
  2. Step 2: Convert to fraction form
    3,995.04/5,513.19 = 2,226.76/x
  3. Step 3: Cross multiply
    3,995.04x = 5,513.19 × 2,226.76
  4. Step 4: Simplify right side
    3,995.04x = 12,276,539.83
  5. Step 5: Solve for x
    x = 12,276,539.83/3,995.04
  6. Step 6: Final answer
    x = 3,072.95

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Half scale
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Double scale
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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.