Home / 1,839.58-2,758.97-606.69

Finding the Fourth Proportional to 1,839.58, 2,758.97 and 606.69

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Solution

The fourth proportional to 1,839.58, 2,758.97 and 606.69 is: 909.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.58 : 2,758.97 = 606.69 : x
  2. Step 2: Convert to fraction form
    1,839.58/2,758.97 = 606.69/x
  3. Step 3: Cross multiply
    1,839.58x = 2,758.97 × 606.69
  4. Step 4: Simplify right side
    1,839.58x = 1,673,853.52
  5. Step 5: Solve for x
    x = 1,673,853.52/1,839.58
  6. Step 6: Final answer
    x = 909.91

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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.