Home / 5,066.20-6,991.06-2,827.90

Finding the Fourth Proportional to 5,066.20, 6,991.06 and 2,827.90

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Solution

The fourth proportional to 5,066.20, 6,991.06 and 2,827.90 is: 3,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.20 : 6,991.06 = 2,827.90 : x
  2. Step 2: Convert to fraction form
    5,066.20/6,991.06 = 2,827.90/x
  3. Step 3: Cross multiply
    5,066.20x = 6,991.06 × 2,827.90
  4. Step 4: Simplify right side
    5,066.20x = 19,770,018.57
  5. Step 5: Solve for x
    x = 19,770,018.57/5,066.20
  6. Step 6: Final answer
    x = 3,902.34

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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.