Home / 10,653.39-15,975.09-3,256.29

Finding the Fourth Proportional to 10,653.39, 15,975.09 and 3,256.29

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Solution

The fourth proportional to 10,653.39, 15,975.09 and 3,256.29 is: 4,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.39 : 15,975.09 = 3,256.29 : x
  2. Step 2: Convert to fraction form
    10,653.39/15,975.09 = 3,256.29/x
  3. Step 3: Cross multiply
    10,653.39x = 15,975.09 × 3,256.29
  4. Step 4: Simplify right side
    10,653.39x = 52,019,525.82
  5. Step 5: Solve for x
    x = 52,019,525.82/10,653.39
  6. Step 6: Final answer
    x = 4,882.91

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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.