Home / 3,104.19-4,282.88-1,777.41

Finding the Fourth Proportional to 3,104.19, 4,282.88 and 1,777.41

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Solution

The fourth proportional to 3,104.19, 4,282.88 and 1,777.41 is: 2,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.19 : 4,282.88 = 1,777.41 : x
  2. Step 2: Convert to fraction form
    3,104.19/4,282.88 = 1,777.41/x
  3. Step 3: Cross multiply
    3,104.19x = 4,282.88 × 1,777.41
  4. Step 4: Simplify right side
    3,104.19x = 7,612,424.85
  5. Step 5: Solve for x
    x = 7,612,424.85/3,104.19
  6. Step 6: Final answer
    x = 2,452.31

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1.5x scale

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.