Home / 5,104.54-7,042.51-2,866.11

Finding the Fourth Proportional to 5,104.54, 7,042.51 and 2,866.11

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Solution

The fourth proportional to 5,104.54, 7,042.51 and 2,866.11 is: 3,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.54 : 7,042.51 = 2,866.11 : x
  2. Step 2: Convert to fraction form
    5,104.54/7,042.51 = 2,866.11/x
  3. Step 3: Cross multiply
    5,104.54x = 7,042.51 × 2,866.11
  4. Step 4: Simplify right side
    5,104.54x = 20,184,608.34
  5. Step 5: Solve for x
    x = 20,184,608.34/5,104.54
  6. Step 6: Final answer
    x = 3,954.25

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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.