Home / 7,933.83-11,901.35-2,668.86

Finding the Fourth Proportional to 7,933.83, 11,901.35 and 2,668.86

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Solution

The fourth proportional to 7,933.83, 11,901.35 and 2,668.86 is: 4,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.83 : 11,901.35 = 2,668.86 : x
  2. Step 2: Convert to fraction form
    7,933.83/11,901.35 = 2,668.86/x
  3. Step 3: Cross multiply
    7,933.83x = 11,901.35 × 2,668.86
  4. Step 4: Simplify right side
    7,933.83x = 31,763,036.96
  5. Step 5: Solve for x
    x = 31,763,036.96/7,933.83
  6. Step 6: Final answer
    x = 4,003.49

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Double scale
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Similar ratio
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1.5x scale

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.