Home / 7,951.73-11,926.67-3,566.79

Finding the Fourth Proportional to 7,951.73, 11,926.67 and 3,566.79

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Solution

The fourth proportional to 7,951.73, 11,926.67 and 3,566.79 is: 5,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.73 : 11,926.67 = 3,566.79 : x
  2. Step 2: Convert to fraction form
    7,951.73/11,926.67 = 3,566.79/x
  3. Step 3: Cross multiply
    7,951.73x = 11,926.67 × 3,566.79
  4. Step 4: Simplify right side
    7,951.73x = 42,539,909.46
  5. Step 5: Solve for x
    x = 42,539,909.46/7,951.73
  6. Step 6: Final answer
    x = 5,349.77

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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.