Home / 2,890.56-4,338-1,593.12

Finding the Fourth Proportional to 2,890.56, 4,338 and 1,593.12

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Solution

The fourth proportional to 2,890.56, 4,338 and 1,593.12 is: 2,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.56 : 4,338 = 1,593.12 : x
  2. Step 2: Convert to fraction form
    2,890.56/4,338 = 1,593.12/x
  3. Step 3: Cross multiply
    2,890.56x = 4,338 × 1,593.12
  4. Step 4: Simplify right side
    2,890.56x = 6,910,954.56
  5. Step 5: Solve for x
    x = 6,910,954.56/2,890.56
  6. Step 6: Final answer
    x = 2,390.87

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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.