Home / 5,081.13-7,004.21-3,664.17

Finding the Fourth Proportional to 5,081.13, 7,004.21 and 3,664.17

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Solution

The fourth proportional to 5,081.13, 7,004.21 and 3,664.17 is: 5,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.13 : 7,004.21 = 3,664.17 : x
  2. Step 2: Convert to fraction form
    5,081.13/7,004.21 = 3,664.17/x
  3. Step 3: Cross multiply
    5,081.13x = 7,004.21 × 3,664.17
  4. Step 4: Simplify right side
    5,081.13x = 25,664,597.83
  5. Step 5: Solve for x
    x = 25,664,597.83/5,081.13
  6. Step 6: Final answer
    x = 5,050.96

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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.