Home / 8,928.08-13,382.83-3,000.57

Finding the Fourth Proportional to 8,928.08, 13,382.83 and 3,000.57

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Solution

The fourth proportional to 8,928.08, 13,382.83 and 3,000.57 is: 4,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.08 : 13,382.83 = 3,000.57 : x
  2. Step 2: Convert to fraction form
    8,928.08/13,382.83 = 3,000.57/x
  3. Step 3: Cross multiply
    8,928.08x = 13,382.83 × 3,000.57
  4. Step 4: Simplify right side
    8,928.08x = 40,156,118.21
  5. Step 5: Solve for x
    x = 40,156,118.21/8,928.08
  6. Step 6: Final answer
    x = 4,497.73

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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.