Home / 3,896.10-5,844.15-2,648.70

Finding the Fourth Proportional to 3,896.10, 5,844.15 and 2,648.70

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Solution

The fourth proportional to 3,896.10, 5,844.15 and 2,648.70 is: 3,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.10 : 5,844.15 = 2,648.70 : x
  2. Step 2: Convert to fraction form
    3,896.10/5,844.15 = 2,648.70/x
  3. Step 3: Cross multiply
    3,896.10x = 5,844.15 × 2,648.70
  4. Step 4: Simplify right side
    3,896.10x = 15,479,400.11
  5. Step 5: Solve for x
    x = 15,479,400.11/3,896.10
  6. Step 6: Final answer
    x = 3,973.05

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Similar ratio
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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.