Home / 5,016.13-6,922.31-2,778.05

Finding the Fourth Proportional to 5,016.13, 6,922.31 and 2,778.05

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Solution

The fourth proportional to 5,016.13, 6,922.31 and 2,778.05 is: 3,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.13 : 6,922.31 = 2,778.05 : x
  2. Step 2: Convert to fraction form
    5,016.13/6,922.31 = 2,778.05/x
  3. Step 3: Cross multiply
    5,016.13x = 6,922.31 × 2,778.05
  4. Step 4: Simplify right side
    5,016.13x = 19,230,503.40
  5. Step 5: Solve for x
    x = 19,230,503.40/5,016.13
  6. Step 6: Final answer
    x = 3,833.73

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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.