Home / 9,217.29-13,825.98-2,291.79

Finding the Fourth Proportional to 9,217.29, 13,825.98 and 2,291.79

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Solution

The fourth proportional to 9,217.29, 13,825.98 and 2,291.79 is: 3,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.29 : 13,825.98 = 2,291.79 : x
  2. Step 2: Convert to fraction form
    9,217.29/13,825.98 = 2,291.79/x
  3. Step 3: Cross multiply
    9,217.29x = 13,825.98 × 2,291.79
  4. Step 4: Simplify right side
    9,217.29x = 31,686,162.12
  5. Step 5: Solve for x
    x = 31,686,162.12/9,217.29
  6. Step 6: Final answer
    x = 3,437.69

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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.