Home / 2,559.56-3,840.30-1,098.44

Finding the Fourth Proportional to 2,559.56, 3,840.30 and 1,098.44

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Solution

The fourth proportional to 2,559.56, 3,840.30 and 1,098.44 is: 1,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.56 : 3,840.30 = 1,098.44 : x
  2. Step 2: Convert to fraction form
    2,559.56/3,840.30 = 1,098.44/x
  3. Step 3: Cross multiply
    2,559.56x = 3,840.30 × 1,098.44
  4. Step 4: Simplify right side
    2,559.56x = 4,218,339.13
  5. Step 5: Solve for x
    x = 4,218,339.13/2,559.56
  6. Step 6: Final answer
    x = 1,648.07

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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.