Home / 5,016.31-6,922.06-2,778.14

Finding the Fourth Proportional to 5,016.31, 6,922.06 and 2,778.14

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Solution

The fourth proportional to 5,016.31, 6,922.06 and 2,778.14 is: 3,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.31 : 6,922.06 = 2,778.14 : x
  2. Step 2: Convert to fraction form
    5,016.31/6,922.06 = 2,778.14/x
  3. Step 3: Cross multiply
    5,016.31x = 6,922.06 × 2,778.14
  4. Step 4: Simplify right side
    5,016.31x = 19,230,462.13
  5. Step 5: Solve for x
    x = 19,230,462.13/5,016.31
  6. Step 6: Final answer
    x = 3,833.59

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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.