Home / 10,247.96-14,142.20-5,771.68

Finding the Fourth Proportional to 10,247.96, 14,142.20 and 5,771.68

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Solution

The fourth proportional to 10,247.96, 14,142.20 and 5,771.68 is: 7,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.96 : 14,142.20 = 5,771.68 : x
  2. Step 2: Convert to fraction form
    10,247.96/14,142.20 = 5,771.68/x
  3. Step 3: Cross multiply
    10,247.96x = 14,142.20 × 5,771.68
  4. Step 4: Simplify right side
    10,247.96x = 81,624,252.90
  5. Step 5: Solve for x
    x = 81,624,252.90/10,247.96
  6. Step 6: Final answer
    x = 7,964.93

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