Home / 3,449.23-4,761.81-2,603.23

Finding the Fourth Proportional to 3,449.23, 4,761.81 and 2,603.23

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Solution

The fourth proportional to 3,449.23, 4,761.81 and 2,603.23 is: 3,593.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.23 : 4,761.81 = 2,603.23 : x
  2. Step 2: Convert to fraction form
    3,449.23/4,761.81 = 2,603.23/x
  3. Step 3: Cross multiply
    3,449.23x = 4,761.81 × 2,603.23
  4. Step 4: Simplify right side
    3,449.23x = 12,396,086.65
  5. Step 5: Solve for x
    x = 12,396,086.65/3,449.23
  6. Step 6: Final answer
    x = 3,593.87

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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.