Home / 1,839.74-2,538.68-1,093.88

Finding the Fourth Proportional to 1,839.74, 2,538.68 and 1,093.88

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Solution

The fourth proportional to 1,839.74, 2,538.68 and 1,093.88 is: 1,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.74 : 2,538.68 = 1,093.88 : x
  2. Step 2: Convert to fraction form
    1,839.74/2,538.68 = 1,093.88/x
  3. Step 3: Cross multiply
    1,839.74x = 2,538.68 × 1,093.88
  4. Step 4: Simplify right side
    1,839.74x = 2,776,993.12
  5. Step 5: Solve for x
    x = 2,776,993.12/1,839.74
  6. Step 6: Final answer
    x = 1,509.45

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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.