Home / 1,928.23-2,660.95-1,044.04

Finding the Fourth Proportional to 1,928.23, 2,660.95 and 1,044.04

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Solution

The fourth proportional to 1,928.23, 2,660.95 and 1,044.04 is: 1,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.23 : 2,660.95 = 1,044.04 : x
  2. Step 2: Convert to fraction form
    1,928.23/2,660.95 = 1,044.04/x
  3. Step 3: Cross multiply
    1,928.23x = 2,660.95 × 1,044.04
  4. Step 4: Simplify right side
    1,928.23x = 2,778,138.24
  5. Step 5: Solve for x
    x = 2,778,138.24/1,928.23
  6. Step 6: Final answer
    x = 1,440.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.