Home / 5,071.20-7,606.71-2,604.57

Finding the Fourth Proportional to 5,071.20, 7,606.71 and 2,604.57

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Solution

The fourth proportional to 5,071.20, 7,606.71 and 2,604.57 is: 3,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.20 : 7,606.71 = 2,604.57 : x
  2. Step 2: Convert to fraction form
    5,071.20/7,606.71 = 2,604.57/x
  3. Step 3: Cross multiply
    5,071.20x = 7,606.71 × 2,604.57
  4. Step 4: Simplify right side
    5,071.20x = 19,812,208.66
  5. Step 5: Solve for x
    x = 19,812,208.66/5,071.20
  6. Step 6: Final answer
    x = 3,906.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.