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Finding the Fourth Proportional to 2,441.30, 3,661.58 and 797.86

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Solution

The fourth proportional to 2,441.30, 3,661.58 and 797.86 is: 1,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.30 : 3,661.58 = 797.86 : x
  2. Step 2: Convert to fraction form
    2,441.30/3,661.58 = 797.86/x
  3. Step 3: Cross multiply
    2,441.30x = 3,661.58 × 797.86
  4. Step 4: Simplify right side
    2,441.30x = 2,921,405.92
  5. Step 5: Solve for x
    x = 2,921,405.92/2,441.30
  6. Step 6: Final answer
    x = 1,196.66

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1.5x scale

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.