Home / 5,016.33-6,922.53-2,778.21

Finding the Fourth Proportional to 5,016.33, 6,922.53 and 2,778.21

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Solution

The fourth proportional to 5,016.33, 6,922.53 and 2,778.21 is: 3,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.33 : 6,922.53 = 2,778.21 : x
  2. Step 2: Convert to fraction form
    5,016.33/6,922.53 = 2,778.21/x
  3. Step 3: Cross multiply
    5,016.33x = 6,922.53 × 2,778.21
  4. Step 4: Simplify right side
    5,016.33x = 19,232,248.92
  5. Step 5: Solve for x
    x = 19,232,248.92/5,016.33
  6. Step 6: Final answer
    x = 3,833.92

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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.