Home / 3,040.74-4,196.61-1,764.99

Finding the Fourth Proportional to 3,040.74, 4,196.61 and 1,764.99

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Solution

The fourth proportional to 3,040.74, 4,196.61 and 1,764.99 is: 2,435.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.74 : 4,196.61 = 1,764.99 : x
  2. Step 2: Convert to fraction form
    3,040.74/4,196.61 = 1,764.99/x
  3. Step 3: Cross multiply
    3,040.74x = 4,196.61 × 1,764.99
  4. Step 4: Simplify right side
    3,040.74x = 7,406,974.68
  5. Step 5: Solve for x
    x = 7,406,974.68/3,040.74
  6. Step 6: Final answer
    x = 2,435.91

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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.