Home / 6,917.92-10,366.08-3,795.28

Finding the Fourth Proportional to 6,917.92, 10,366.08 and 3,795.28

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Solution

The fourth proportional to 6,917.92, 10,366.08 and 3,795.28 is: 5,686.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.92 : 10,366.08 = 3,795.28 : x
  2. Step 2: Convert to fraction form
    6,917.92/10,366.08 = 3,795.28/x
  3. Step 3: Cross multiply
    6,917.92x = 10,366.08 × 3,795.28
  4. Step 4: Simplify right side
    6,917.92x = 39,342,176.10
  5. Step 5: Solve for x
    x = 39,342,176.10/6,917.92
  6. Step 6: Final answer
    x = 5,686.99

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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.