Home / 5,016.58-6,922.82-2,778.45

Finding the Fourth Proportional to 5,016.58, 6,922.82 and 2,778.45

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Solution

The fourth proportional to 5,016.58, 6,922.82 and 2,778.45 is: 3,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.58 : 6,922.82 = 2,778.45 : x
  2. Step 2: Convert to fraction form
    5,016.58/6,922.82 = 2,778.45/x
  3. Step 3: Cross multiply
    5,016.58x = 6,922.82 × 2,778.45
  4. Step 4: Simplify right side
    5,016.58x = 19,234,713.53
  5. Step 5: Solve for x
    x = 19,234,713.53/5,016.58
  6. Step 6: Final answer
    x = 3,834.23

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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.