Home / 6,601.92-9,110.58-3,617.76

Finding the Fourth Proportional to 6,601.92, 9,110.58 and 3,617.76

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Solution

The fourth proportional to 6,601.92, 9,110.58 and 3,617.76 is: 4,992.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.92 : 9,110.58 = 3,617.76 : x
  2. Step 2: Convert to fraction form
    6,601.92/9,110.58 = 3,617.76/x
  3. Step 3: Cross multiply
    6,601.92x = 9,110.58 × 3,617.76
  4. Step 4: Simplify right side
    6,601.92x = 32,959,891.90
  5. Step 5: Solve for x
    x = 32,959,891.90/6,601.92
  6. Step 6: Final answer
    x = 4,992.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.