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Finding the Fourth Proportional to 5,004.97, 6,910.16 and 3,868.54

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Solution

The fourth proportional to 5,004.97, 6,910.16 and 3,868.54 is: 5,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.97 : 6,910.16 = 3,868.54 : x
  2. Step 2: Convert to fraction form
    5,004.97/6,910.16 = 3,868.54/x
  3. Step 3: Cross multiply
    5,004.97x = 6,910.16 × 3,868.54
  4. Step 4: Simplify right side
    5,004.97x = 26,732,193.75
  5. Step 5: Solve for x
    x = 26,732,193.75/5,004.97
  6. Step 6: Final answer
    x = 5,341.13

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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.