Home / 1,626.52-2,441.58-1,211.56

Finding the Fourth Proportional to 1,626.52, 2,441.58 and 1,211.56

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Solution

The fourth proportional to 1,626.52, 2,441.58 and 1,211.56 is: 1,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.52 : 2,441.58 = 1,211.56 : x
  2. Step 2: Convert to fraction form
    1,626.52/2,441.58 = 1,211.56/x
  3. Step 3: Cross multiply
    1,626.52x = 2,441.58 × 1,211.56
  4. Step 4: Simplify right side
    1,626.52x = 2,958,120.66
  5. Step 5: Solve for x
    x = 2,958,120.66/1,626.52
  6. Step 6: Final answer
    x = 1,818.68

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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.