Home / 6,960.08-10,439.91-1,765.95

Finding the Fourth Proportional to 6,960.08, 10,439.91 and 1,765.95

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Solution

The fourth proportional to 6,960.08, 10,439.91 and 1,765.95 is: 2,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.08 : 10,439.91 = 1,765.95 : x
  2. Step 2: Convert to fraction form
    6,960.08/10,439.91 = 1,765.95/x
  3. Step 3: Cross multiply
    6,960.08x = 10,439.91 × 1,765.95
  4. Step 4: Simplify right side
    6,960.08x = 18,436,359.06
  5. Step 5: Solve for x
    x = 18,436,359.06/6,960.08
  6. Step 6: Final answer
    x = 2,648.87

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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.