Home / 10,668.81-16,003.14-2,771.31

Finding the Fourth Proportional to 10,668.81, 16,003.14 and 2,771.31

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Solution

The fourth proportional to 10,668.81, 16,003.14 and 2,771.31 is: 4,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.81 : 16,003.14 = 2,771.31 : x
  2. Step 2: Convert to fraction form
    10,668.81/16,003.14 = 2,771.31/x
  3. Step 3: Cross multiply
    10,668.81x = 16,003.14 × 2,771.31
  4. Step 4: Simplify right side
    10,668.81x = 44,349,711.53
  5. Step 5: Solve for x
    x = 44,349,711.53/10,668.81
  6. Step 6: Final answer
    x = 4,156.95

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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.