Home / 10,523.66-15,786.99-3,501.36

Finding the Fourth Proportional to 10,523.66, 15,786.99 and 3,501.36

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Solution

The fourth proportional to 10,523.66, 15,786.99 and 3,501.36 is: 5,252.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.66 : 15,786.99 = 3,501.36 : x
  2. Step 2: Convert to fraction form
    10,523.66/15,786.99 = 3,501.36/x
  3. Step 3: Cross multiply
    10,523.66x = 15,786.99 × 3,501.36
  4. Step 4: Simplify right side
    10,523.66x = 55,275,935.31
  5. Step 5: Solve for x
    x = 55,275,935.31/10,523.66
  6. Step 6: Final answer
    x = 5,252.54

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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.