Home / 10,668.86-16,001.89-3,272.70

Finding the Fourth Proportional to 10,668.86, 16,001.89 and 3,272.70

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Solution

The fourth proportional to 10,668.86, 16,001.89 and 3,272.70 is: 4,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.86 : 16,001.89 = 3,272.70 : x
  2. Step 2: Convert to fraction form
    10,668.86/16,001.89 = 3,272.70/x
  3. Step 3: Cross multiply
    10,668.86x = 16,001.89 × 3,272.70
  4. Step 4: Simplify right side
    10,668.86x = 52,369,349.77
  5. Step 5: Solve for x
    x = 52,369,349.77/10,668.86
  6. Step 6: Final answer
    x = 4,908.62

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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.