Home / 7,928.93-11,877.24-3,756.29

Finding the Fourth Proportional to 7,928.93, 11,877.24 and 3,756.29

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Solution

The fourth proportional to 7,928.93, 11,877.24 and 3,756.29 is: 5,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.93 : 11,877.24 = 3,756.29 : x
  2. Step 2: Convert to fraction form
    7,928.93/11,877.24 = 3,756.29/x
  3. Step 3: Cross multiply
    7,928.93x = 11,877.24 × 3,756.29
  4. Step 4: Simplify right side
    7,928.93x = 44,614,298.45
  5. Step 5: Solve for x
    x = 44,614,298.45/7,928.93
  6. Step 6: Final answer
    x = 5,626.78

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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.