Home / 5,249.66-7,876.31-2,330.01

Finding the Fourth Proportional to 5,249.66, 7,876.31 and 2,330.01

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Solution

The fourth proportional to 5,249.66, 7,876.31 and 2,330.01 is: 3,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.66 : 7,876.31 = 2,330.01 : x
  2. Step 2: Convert to fraction form
    5,249.66/7,876.31 = 2,330.01/x
  3. Step 3: Cross multiply
    5,249.66x = 7,876.31 × 2,330.01
  4. Step 4: Simplify right side
    5,249.66x = 18,351,881.06
  5. Step 5: Solve for x
    x = 18,351,881.06/5,249.66
  6. Step 6: Final answer
    x = 3,495.82

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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.