Home / 1,339.32-2,005.92-1,044.54

Finding the Fourth Proportional to 1,339.32, 2,005.92 and 1,044.54

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Solution

The fourth proportional to 1,339.32, 2,005.92 and 1,044.54 is: 1,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339.32 : 2,005.92 = 1,044.54 : x
  2. Step 2: Convert to fraction form
    1,339.32/2,005.92 = 1,044.54/x
  3. Step 3: Cross multiply
    1,339.32x = 2,005.92 × 1,044.54
  4. Step 4: Simplify right side
    1,339.32x = 2,095,263.68
  5. Step 5: Solve for x
    x = 2,095,263.68/1,339.32
  6. Step 6: Final answer
    x = 1,564.42

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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.