Home / 10,868.99-16,304.67-3,471.71

Finding the Fourth Proportional to 10,868.99, 16,304.67 and 3,471.71

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Solution

The fourth proportional to 10,868.99, 16,304.67 and 3,471.71 is: 5,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.99 : 16,304.67 = 3,471.71 : x
  2. Step 2: Convert to fraction form
    10,868.99/16,304.67 = 3,471.71/x
  3. Step 3: Cross multiply
    10,868.99x = 16,304.67 × 3,471.71
  4. Step 4: Simplify right side
    10,868.99x = 56,605,004.36
  5. Step 5: Solve for x
    x = 56,605,004.36/10,868.99
  6. Step 6: Final answer
    x = 5,207.94

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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.