Home / 5,213.91-7,822.68-2,292.45

Finding the Fourth Proportional to 5,213.91, 7,822.68 and 2,292.45

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Solution

The fourth proportional to 5,213.91, 7,822.68 and 2,292.45 is: 3,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.91 : 7,822.68 = 2,292.45 : x
  2. Step 2: Convert to fraction form
    5,213.91/7,822.68 = 2,292.45/x
  3. Step 3: Cross multiply
    5,213.91x = 7,822.68 × 2,292.45
  4. Step 4: Simplify right side
    5,213.91x = 17,933,102.77
  5. Step 5: Solve for x
    x = 17,933,102.77/5,213.91
  6. Step 6: Final answer
    x = 3,439.47

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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.