Home / 3,261.19-4,496.26-2,140.20

Finding the Fourth Proportional to 3,261.19, 4,496.26 and 2,140.20

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Solution

The fourth proportional to 3,261.19, 4,496.26 and 2,140.20 is: 2,950.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.19 : 4,496.26 = 2,140.20 : x
  2. Step 2: Convert to fraction form
    3,261.19/4,496.26 = 2,140.20/x
  3. Step 3: Cross multiply
    3,261.19x = 4,496.26 × 2,140.20
  4. Step 4: Simplify right side
    3,261.19x = 9,622,895.65
  5. Step 5: Solve for x
    x = 9,622,895.65/3,261.19
  6. Step 6: Final answer
    x = 2,950.73

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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.