Home / 1,843.20-2,759.88-1,624.56

Finding the Fourth Proportional to 1,843.20, 2,759.88 and 1,624.56

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Solution

The fourth proportional to 1,843.20, 2,759.88 and 1,624.56 is: 2,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.20 : 2,759.88 = 1,624.56 : x
  2. Step 2: Convert to fraction form
    1,843.20/2,759.88 = 1,624.56/x
  3. Step 3: Cross multiply
    1,843.20x = 2,759.88 × 1,624.56
  4. Step 4: Simplify right side
    1,843.20x = 4,483,590.65
  5. Step 5: Solve for x
    x = 4,483,590.65/1,843.20
  6. Step 6: Final answer
    x = 2,432.50

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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.