Home / 3,310.65-4,961.47-1,827.66

Finding the Fourth Proportional to 3,310.65, 4,961.47 and 1,827.66

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Solution

The fourth proportional to 3,310.65, 4,961.47 and 1,827.66 is: 2,739.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.65 : 4,961.47 = 1,827.66 : x
  2. Step 2: Convert to fraction form
    3,310.65/4,961.47 = 1,827.66/x
  3. Step 3: Cross multiply
    3,310.65x = 4,961.47 × 1,827.66
  4. Step 4: Simplify right side
    3,310.65x = 9,067,883.30
  5. Step 5: Solve for x
    x = 9,067,883.30/3,310.65
  6. Step 6: Final answer
    x = 2,739.01

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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.