Home / 5,292.80-7,942.85-2,374.37

Finding the Fourth Proportional to 5,292.80, 7,942.85 and 2,374.37

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Solution

The fourth proportional to 5,292.80, 7,942.85 and 2,374.37 is: 3,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.80 : 7,942.85 = 2,374.37 : x
  2. Step 2: Convert to fraction form
    5,292.80/7,942.85 = 2,374.37/x
  3. Step 3: Cross multiply
    5,292.80x = 7,942.85 × 2,374.37
  4. Step 4: Simplify right side
    5,292.80x = 18,859,213.17
  5. Step 5: Solve for x
    x = 18,859,213.17/5,292.80
  6. Step 6: Final answer
    x = 3,563.19

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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.