Home / 3,292.75-4,941.57-1,561.39

Finding the Fourth Proportional to 3,292.75, 4,941.57 and 1,561.39

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Solution

The fourth proportional to 3,292.75, 4,941.57 and 1,561.39 is: 2,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.75 : 4,941.57 = 1,561.39 : x
  2. Step 2: Convert to fraction form
    3,292.75/4,941.57 = 1,561.39/x
  3. Step 3: Cross multiply
    3,292.75x = 4,941.57 × 1,561.39
  4. Step 4: Simplify right side
    3,292.75x = 7,715,717.98
  5. Step 5: Solve for x
    x = 7,715,717.98/3,292.75
  6. Step 6: Final answer
    x = 2,343.24

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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.