Home / 10,235.16-15,352.09-3,571.19

Finding the Fourth Proportional to 10,235.16, 15,352.09 and 3,571.19

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Solution

The fourth proportional to 10,235.16, 15,352.09 and 3,571.19 is: 5,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.16 : 15,352.09 = 3,571.19 : x
  2. Step 2: Convert to fraction form
    10,235.16/15,352.09 = 3,571.19/x
  3. Step 3: Cross multiply
    10,235.16x = 15,352.09 × 3,571.19
  4. Step 4: Simplify right side
    10,235.16x = 54,825,227.28
  5. Step 5: Solve for x
    x = 54,825,227.28/10,235.16
  6. Step 6: Final answer
    x = 5,356.56

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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.