Home / 10,689.36-16,032.66-3,293.82

Finding the Fourth Proportional to 10,689.36, 16,032.66 and 3,293.82

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Solution

The fourth proportional to 10,689.36, 16,032.66 and 3,293.82 is: 4,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.36 : 16,032.66 = 3,293.82 : x
  2. Step 2: Convert to fraction form
    10,689.36/16,032.66 = 3,293.82/x
  3. Step 3: Cross multiply
    10,689.36x = 16,032.66 × 3,293.82
  4. Step 4: Simplify right side
    10,689.36x = 52,808,696.16
  5. Step 5: Solve for x
    x = 52,808,696.16/10,689.36
  6. Step 6: Final answer
    x = 4,940.30

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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.