Home / 9,112.91-13,668.34-2,449.98

Finding the Fourth Proportional to 9,112.91, 13,668.34 and 2,449.98

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Solution

The fourth proportional to 9,112.91, 13,668.34 and 2,449.98 is: 3,674.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.91 : 13,668.34 = 2,449.98 : x
  2. Step 2: Convert to fraction form
    9,112.91/13,668.34 = 2,449.98/x
  3. Step 3: Cross multiply
    9,112.91x = 13,668.34 × 2,449.98
  4. Step 4: Simplify right side
    9,112.91x = 33,487,159.63
  5. Step 5: Solve for x
    x = 33,487,159.63/9,112.91
  6. Step 6: Final answer
    x = 3,674.69

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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.