Home / 1,839.51-2,758.23-606.57

Finding the Fourth Proportional to 1,839.51, 2,758.23 and 606.57

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Solution

The fourth proportional to 1,839.51, 2,758.23 and 606.57 is: 909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.51 : 2,758.23 = 606.57 : x
  2. Step 2: Convert to fraction form
    1,839.51/2,758.23 = 606.57/x
  3. Step 3: Cross multiply
    1,839.51x = 2,758.23 × 606.57
  4. Step 4: Simplify right side
    1,839.51x = 1,673,059.57
  5. Step 5: Solve for x
    x = 1,673,059.57/1,839.51
  6. Step 6: Final answer
    x = 909.51

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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.