Home / 9,310.86-13,966.44-2,290.89

Finding the Fourth Proportional to 9,310.86, 13,966.44 and 2,290.89

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Solution

The fourth proportional to 9,310.86, 13,966.44 and 2,290.89 is: 3,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.86 : 13,966.44 = 2,290.89 : x
  2. Step 2: Convert to fraction form
    9,310.86/13,966.44 = 2,290.89/x
  3. Step 3: Cross multiply
    9,310.86x = 13,966.44 × 2,290.89
  4. Step 4: Simplify right side
    9,310.86x = 31,995,569.14
  5. Step 5: Solve for x
    x = 31,995,569.14/9,310.86
  6. Step 6: Final answer
    x = 3,436.37

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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.