Home / 3,726.41-5,590.32-1,260.56

Finding the Fourth Proportional to 3,726.41, 5,590.32 and 1,260.56

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Solution

The fourth proportional to 3,726.41, 5,590.32 and 1,260.56 is: 1,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.41 : 5,590.32 = 1,260.56 : x
  2. Step 2: Convert to fraction form
    3,726.41/5,590.32 = 1,260.56/x
  3. Step 3: Cross multiply
    3,726.41x = 5,590.32 × 1,260.56
  4. Step 4: Simplify right side
    3,726.41x = 7,046,943.03
  5. Step 5: Solve for x
    x = 7,046,943.03/3,726.41
  6. Step 6: Final answer
    x = 1,891.08

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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.