Home / 7,926.67-11,886.50-2,378.95

Finding the Fourth Proportional to 7,926.67, 11,886.50 and 2,378.95

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Solution

The fourth proportional to 7,926.67, 11,886.50 and 2,378.95 is: 3,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.67 : 11,886.50 = 2,378.95 : x
  2. Step 2: Convert to fraction form
    7,926.67/11,886.50 = 2,378.95/x
  3. Step 3: Cross multiply
    7,926.67x = 11,886.50 × 2,378.95
  4. Step 4: Simplify right side
    7,926.67x = 28,277,377.28
  5. Step 5: Solve for x
    x = 28,277,377.28/7,926.67
  6. Step 6: Final answer
    x = 3,567.37

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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.