Home / 6,601.87-9,110.69-3,617.51

Finding the Fourth Proportional to 6,601.87, 9,110.69 and 3,617.51

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Solution

The fourth proportional to 6,601.87, 9,110.69 and 3,617.51 is: 4,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.87 : 9,110.69 = 3,617.51 : x
  2. Step 2: Convert to fraction form
    6,601.87/9,110.69 = 3,617.51/x
  3. Step 3: Cross multiply
    6,601.87x = 9,110.69 × 3,617.51
  4. Step 4: Simplify right side
    6,601.87x = 32,958,018.44
  5. Step 5: Solve for x
    x = 32,958,018.44/6,601.87
  6. Step 6: Final answer
    x = 4,992.23

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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.