Home / 5,222.99-7,832.52-2,101.94

Finding the Fourth Proportional to 5,222.99, 7,832.52 and 2,101.94

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Solution

The fourth proportional to 5,222.99, 7,832.52 and 2,101.94 is: 3,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.99 : 7,832.52 = 2,101.94 : x
  2. Step 2: Convert to fraction form
    5,222.99/7,832.52 = 2,101.94/x
  3. Step 3: Cross multiply
    5,222.99x = 7,832.52 × 2,101.94
  4. Step 4: Simplify right side
    5,222.99x = 16,463,437.42
  5. Step 5: Solve for x
    x = 16,463,437.42/5,222.99
  6. Step 6: Final answer
    x = 3,152.11

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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.