Home / 5,311.43-7,967.19-1,846.25

Finding the Fourth Proportional to 5,311.43, 7,967.19 and 1,846.25

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Solution

The fourth proportional to 5,311.43, 7,967.19 and 1,846.25 is: 2,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.43 : 7,967.19 = 1,846.25 : x
  2. Step 2: Convert to fraction form
    5,311.43/7,967.19 = 1,846.25/x
  3. Step 3: Cross multiply
    5,311.43x = 7,967.19 × 1,846.25
  4. Step 4: Simplify right side
    5,311.43x = 14,709,424.54
  5. Step 5: Solve for x
    x = 14,709,424.54/5,311.43
  6. Step 6: Final answer
    x = 2,769.39

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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.