Home / 5,307.23-7,960.78-3,227.81

Finding the Fourth Proportional to 5,307.23, 7,960.78 and 3,227.81

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Solution

The fourth proportional to 5,307.23, 7,960.78 and 3,227.81 is: 4,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.23 : 7,960.78 = 3,227.81 : x
  2. Step 2: Convert to fraction form
    5,307.23/7,960.78 = 3,227.81/x
  3. Step 3: Cross multiply
    5,307.23x = 7,960.78 × 3,227.81
  4. Step 4: Simplify right side
    5,307.23x = 25,695,829.35
  5. Step 5: Solve for x
    x = 25,695,829.35/5,307.23
  6. Step 6: Final answer
    x = 4,841.66

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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.