Home / 9,051.14-13,571.82-2,808.50

Finding the Fourth Proportional to 9,051.14, 13,571.82 and 2,808.50

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Solution

The fourth proportional to 9,051.14, 13,571.82 and 2,808.50 is: 4,211.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.14 : 13,571.82 = 2,808.50 : x
  2. Step 2: Convert to fraction form
    9,051.14/13,571.82 = 2,808.50/x
  3. Step 3: Cross multiply
    9,051.14x = 13,571.82 × 2,808.50
  4. Step 4: Simplify right side
    9,051.14x = 38,116,456.47
  5. Step 5: Solve for x
    x = 38,116,456.47/9,051.14
  6. Step 6: Final answer
    x = 4,211.23

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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.