Home / 3,726.36-5,589.48-1,261.14

Finding the Fourth Proportional to 3,726.36, 5,589.48 and 1,261.14

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Solution

The fourth proportional to 3,726.36, 5,589.48 and 1,261.14 is: 1,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.36 : 5,589.48 = 1,261.14 : x
  2. Step 2: Convert to fraction form
    3,726.36/5,589.48 = 1,261.14/x
  3. Step 3: Cross multiply
    3,726.36x = 5,589.48 × 1,261.14
  4. Step 4: Simplify right side
    3,726.36x = 7,049,116.81
  5. Step 5: Solve for x
    x = 7,049,116.81/3,726.36
  6. Step 6: Final answer
    x = 1,891.69

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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.