Home / 2,778.27-3,833.98-1,599.34

Finding the Fourth Proportional to 2,778.27, 3,833.98 and 1,599.34

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Solution

The fourth proportional to 2,778.27, 3,833.98 and 1,599.34 is: 2,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778.27 : 3,833.98 = 1,599.34 : x
  2. Step 2: Convert to fraction form
    2,778.27/3,833.98 = 1,599.34/x
  3. Step 3: Cross multiply
    2,778.27x = 3,833.98 × 1,599.34
  4. Step 4: Simplify right side
    2,778.27x = 6,131,810.41
  5. Step 5: Solve for x
    x = 6,131,810.41/2,778.27
  6. Step 6: Final answer
    x = 2,207.06

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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.