Home / 3,726.86-5,140.94-2,327.18

Finding the Fourth Proportional to 3,726.86, 5,140.94 and 2,327.18

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Solution

The fourth proportional to 3,726.86, 5,140.94 and 2,327.18 is: 3,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.86 : 5,140.94 = 2,327.18 : x
  2. Step 2: Convert to fraction form
    3,726.86/5,140.94 = 2,327.18/x
  3. Step 3: Cross multiply
    3,726.86x = 5,140.94 × 2,327.18
  4. Step 4: Simplify right side
    3,726.86x = 11,963,893.97
  5. Step 5: Solve for x
    x = 11,963,893.97/3,726.86
  6. Step 6: Final answer
    x = 3,210.18

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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.