Home / 3,895.56-5,843.28-1,159.56

Finding the Fourth Proportional to 3,895.56, 5,843.28 and 1,159.56

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Solution

The fourth proportional to 3,895.56, 5,843.28 and 1,159.56 is: 1,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.56 : 5,843.28 = 1,159.56 : x
  2. Step 2: Convert to fraction form
    3,895.56/5,843.28 = 1,159.56/x
  3. Step 3: Cross multiply
    3,895.56x = 5,843.28 × 1,159.56
  4. Step 4: Simplify right side
    3,895.56x = 6,775,633.76
  5. Step 5: Solve for x
    x = 6,775,633.76/3,895.56
  6. Step 6: Final answer
    x = 1,739.32

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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.