Home / 3,213.11-4,817.54-1,827.10

Finding the Fourth Proportional to 3,213.11, 4,817.54 and 1,827.10

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Solution

The fourth proportional to 3,213.11, 4,817.54 and 1,827.10 is: 2,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.11 : 4,817.54 = 1,827.10 : x
  2. Step 2: Convert to fraction form
    3,213.11/4,817.54 = 1,827.10/x
  3. Step 3: Cross multiply
    3,213.11x = 4,817.54 × 1,827.10
  4. Step 4: Simplify right side
    3,213.11x = 8,802,127.33
  5. Step 5: Solve for x
    x = 8,802,127.33/3,213.11
  6. Step 6: Final answer
    x = 2,739.44

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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.