Home / 7,309.74-10,963.92-2,045.22

Finding the Fourth Proportional to 7,309.74, 10,963.92 and 2,045.22

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Solution

The fourth proportional to 7,309.74, 10,963.92 and 2,045.22 is: 3,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.74 : 10,963.92 = 2,045.22 : x
  2. Step 2: Convert to fraction form
    7,309.74/10,963.92 = 2,045.22/x
  3. Step 3: Cross multiply
    7,309.74x = 10,963.92 × 2,045.22
  4. Step 4: Simplify right side
    7,309.74x = 22,423,628.46
  5. Step 5: Solve for x
    x = 22,423,628.46/7,309.74
  6. Step 6: Final answer
    x = 3,067.64

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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.