Home / 11,283.80-15,575.46-6,571.96

Finding the Fourth Proportional to 11,283.80, 15,575.46 and 6,571.96

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Solution

The fourth proportional to 11,283.80, 15,575.46 and 6,571.96 is: 9,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.80 : 15,575.46 = 6,571.96 : x
  2. Step 2: Convert to fraction form
    11,283.80/15,575.46 = 6,571.96/x
  3. Step 3: Cross multiply
    11,283.80x = 15,575.46 × 6,571.96
  4. Step 4: Simplify right side
    11,283.80x = 102,361,300.10
  5. Step 5: Solve for x
    x = 102,361,300.10/11,283.80
  6. Step 6: Final answer
    x = 9,071.53

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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.