Home / 2,339.19-3,508.78-1,364.60

Finding the Fourth Proportional to 2,339.19, 3,508.78 and 1,364.60

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Solution

The fourth proportional to 2,339.19, 3,508.78 and 1,364.60 is: 2,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.19 : 3,508.78 = 1,364.60 : x
  2. Step 2: Convert to fraction form
    2,339.19/3,508.78 = 1,364.60/x
  3. Step 3: Cross multiply
    2,339.19x = 3,508.78 × 1,364.60
  4. Step 4: Simplify right side
    2,339.19x = 4,788,081.19
  5. Step 5: Solve for x
    x = 4,788,081.19/2,339.19
  6. Step 6: Final answer
    x = 2,046.90

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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.