Home / 7,243.12-10,863.40-2,048.88

Finding the Fourth Proportional to 7,243.12, 10,863.40 and 2,048.88

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Solution

The fourth proportional to 7,243.12, 10,863.40 and 2,048.88 is: 3,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.12 : 10,863.40 = 2,048.88 : x
  2. Step 2: Convert to fraction form
    7,243.12/10,863.40 = 2,048.88/x
  3. Step 3: Cross multiply
    7,243.12x = 10,863.40 × 2,048.88
  4. Step 4: Simplify right side
    7,243.12x = 22,257,802.99
  5. Step 5: Solve for x
    x = 22,257,802.99/7,243.12
  6. Step 6: Final answer
    x = 3,072.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.