Home / 5,091.54-7,026.03-2,822.76

Finding the Fourth Proportional to 5,091.54, 7,026.03 and 2,822.76

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Solution

The fourth proportional to 5,091.54, 7,026.03 and 2,822.76 is: 3,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.54 : 7,026.03 = 2,822.76 : x
  2. Step 2: Convert to fraction form
    5,091.54/7,026.03 = 2,822.76/x
  3. Step 3: Cross multiply
    5,091.54x = 7,026.03 × 2,822.76
  4. Step 4: Simplify right side
    5,091.54x = 19,832,796.44
  5. Step 5: Solve for x
    x = 19,832,796.44/5,091.54
  6. Step 6: Final answer
    x = 3,895.25

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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.