Home / 2,593.13-3,890.05-1,205.75

Finding the Fourth Proportional to 2,593.13, 3,890.05 and 1,205.75

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Solution

The fourth proportional to 2,593.13, 3,890.05 and 1,205.75 is: 1,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.13 : 3,890.05 = 1,205.75 : x
  2. Step 2: Convert to fraction form
    2,593.13/3,890.05 = 1,205.75/x
  3. Step 3: Cross multiply
    2,593.13x = 3,890.05 × 1,205.75
  4. Step 4: Simplify right side
    2,593.13x = 4,690,434.50
  5. Step 5: Solve for x
    x = 4,690,434.50/2,593.13
  6. Step 6: Final answer
    x = 1,808.80

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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.