Home / 5,571.50-7,688.67-3,333.47

Finding the Fourth Proportional to 5,571.50, 7,688.67 and 3,333.47

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Solution

The fourth proportional to 5,571.50, 7,688.67 and 3,333.47 is: 4,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.50 : 7,688.67 = 3,333.47 : x
  2. Step 2: Convert to fraction form
    5,571.50/7,688.67 = 3,333.47/x
  3. Step 3: Cross multiply
    5,571.50x = 7,688.67 × 3,333.47
  4. Step 4: Simplify right side
    5,571.50x = 25,629,950.78
  5. Step 5: Solve for x
    x = 25,629,950.78/5,571.50
  6. Step 6: Final answer
    x = 4,600.19

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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.