Home / 1,939.04-2,673.28-1,542.02

Finding the Fourth Proportional to 1,939.04, 2,673.28 and 1,542.02

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Solution

The fourth proportional to 1,939.04, 2,673.28 and 1,542.02 is: 2,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939.04 : 2,673.28 = 1,542.02 : x
  2. Step 2: Convert to fraction form
    1,939.04/2,673.28 = 1,542.02/x
  3. Step 3: Cross multiply
    1,939.04x = 2,673.28 × 1,542.02
  4. Step 4: Simplify right side
    1,939.04x = 4,122,251.23
  5. Step 5: Solve for x
    x = 4,122,251.23/1,939.04
  6. Step 6: Final answer
    x = 2,125.92

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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.