Home / 6,601.86-9,110.52-3,617.61

Finding the Fourth Proportional to 6,601.86, 9,110.52 and 3,617.61

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Solution

The fourth proportional to 6,601.86, 9,110.52 and 3,617.61 is: 4,992.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.86 : 9,110.52 = 3,617.61 : x
  2. Step 2: Convert to fraction form
    6,601.86/9,110.52 = 3,617.61/x
  3. Step 3: Cross multiply
    6,601.86x = 9,110.52 × 3,617.61
  4. Step 4: Simplify right side
    6,601.86x = 32,958,308.26
  5. Step 5: Solve for x
    x = 32,958,308.26/6,601.86
  6. Step 6: Final answer
    x = 4,992.28

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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.