Home / 3,811.16-5,726.33-2,425.12

Finding the Fourth Proportional to 3,811.16, 5,726.33 and 2,425.12

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Solution

The fourth proportional to 3,811.16, 5,726.33 and 2,425.12 is: 3,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.16 : 5,726.33 = 2,425.12 : x
  2. Step 2: Convert to fraction form
    3,811.16/5,726.33 = 2,425.12/x
  3. Step 3: Cross multiply
    3,811.16x = 5,726.33 × 2,425.12
  4. Step 4: Simplify right side
    3,811.16x = 13,887,037.41
  5. Step 5: Solve for x
    x = 13,887,037.41/3,811.16
  6. Step 6: Final answer
    x = 3,643.78

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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.