Home / 2,523.06-3,481.79-1,403.98

Finding the Fourth Proportional to 2,523.06, 3,481.79 and 1,403.98

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Solution

The fourth proportional to 2,523.06, 3,481.79 and 1,403.98 is: 1,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.06 : 3,481.79 = 1,403.98 : x
  2. Step 2: Convert to fraction form
    2,523.06/3,481.79 = 1,403.98/x
  3. Step 3: Cross multiply
    2,523.06x = 3,481.79 × 1,403.98
  4. Step 4: Simplify right side
    2,523.06x = 4,888,347.80
  5. Step 5: Solve for x
    x = 4,888,347.80/2,523.06
  6. Step 6: Final answer
    x = 1,937.47

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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.