Home / 11,287.46-15,571.56-6,569

Finding the Fourth Proportional to 11,287.46, 15,571.56 and 6,569

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Solution

The fourth proportional to 11,287.46, 15,571.56 and 6,569 is: 9,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.46 : 15,571.56 = 6,569 : x
  2. Step 2: Convert to fraction form
    11,287.46/15,571.56 = 6,569/x
  3. Step 3: Cross multiply
    11,287.46x = 15,571.56 × 6,569
  4. Step 4: Simplify right side
    11,287.46x = 102,289,577.64
  5. Step 5: Solve for x
    x = 102,289,577.64/11,287.46
  6. Step 6: Final answer
    x = 9,062.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.