Home / 1,928.53-2,661.35-1,044.35

Finding the Fourth Proportional to 1,928.53, 2,661.35 and 1,044.35

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Solution

The fourth proportional to 1,928.53, 2,661.35 and 1,044.35 is: 1,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.53 : 2,661.35 = 1,044.35 : x
  2. Step 2: Convert to fraction form
    1,928.53/2,661.35 = 1,044.35/x
  3. Step 3: Cross multiply
    1,928.53x = 2,661.35 × 1,044.35
  4. Step 4: Simplify right side
    1,928.53x = 2,779,380.87
  5. Step 5: Solve for x
    x = 2,779,380.87/1,928.53
  6. Step 6: Final answer
    x = 1,441.19

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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.