Home / 1,839.07-2,758.26-606.45

Finding the Fourth Proportional to 1,839.07, 2,758.26 and 606.45

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Solution

The fourth proportional to 1,839.07, 2,758.26 and 606.45 is: 909.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.07 : 2,758.26 = 606.45 : x
  2. Step 2: Convert to fraction form
    1,839.07/2,758.26 = 606.45/x
  3. Step 3: Cross multiply
    1,839.07x = 2,758.26 × 606.45
  4. Step 4: Simplify right side
    1,839.07x = 1,672,746.78
  5. Step 5: Solve for x
    x = 1,672,746.78/1,839.07
  6. Step 6: Final answer
    x = 909.56

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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.