Home / 3,640.11-5,460.14-2,407.25

Finding the Fourth Proportional to 3,640.11, 5,460.14 and 2,407.25

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Solution

The fourth proportional to 3,640.11, 5,460.14 and 2,407.25 is: 3,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.11 : 5,460.14 = 2,407.25 : x
  2. Step 2: Convert to fraction form
    3,640.11/5,460.14 = 2,407.25/x
  3. Step 3: Cross multiply
    3,640.11x = 5,460.14 × 2,407.25
  4. Step 4: Simplify right side
    3,640.11x = 13,143,882.68
  5. Step 5: Solve for x
    x = 13,143,882.68/3,640.11
  6. Step 6: Final answer
    x = 3,610.85

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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.