Home / 5,016.02-6,921.99-2,777.78

Finding the Fourth Proportional to 5,016.02, 6,921.99 and 2,777.78

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Solution

The fourth proportional to 5,016.02, 6,921.99 and 2,777.78 is: 3,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.02 : 6,921.99 = 2,777.78 : x
  2. Step 2: Convert to fraction form
    5,016.02/6,921.99 = 2,777.78/x
  3. Step 3: Cross multiply
    5,016.02x = 6,921.99 × 2,777.78
  4. Step 4: Simplify right side
    5,016.02x = 19,227,765.38
  5. Step 5: Solve for x
    x = 19,227,765.38/5,016.02
  6. Step 6: Final answer
    x = 3,833.27

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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.