Home / 2,523.74-3,789.14-1,292.00

Finding the Fourth Proportional to 2,523.74, 3,789.14 and 1,292.00

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Solution

The fourth proportional to 2,523.74, 3,789.14 and 1,292.00 is: 1,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.74 : 3,789.14 = 1,292.00 : x
  2. Step 2: Convert to fraction form
    2,523.74/3,789.14 = 1,292.00/x
  3. Step 3: Cross multiply
    2,523.74x = 3,789.14 × 1,292.00
  4. Step 4: Simplify right side
    2,523.74x = 4,895,543.47
  5. Step 5: Solve for x
    x = 4,895,543.47/2,523.74
  6. Step 6: Final answer
    x = 1,939.80

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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.