Home / 2,906.32-4,353.33-1,805.30

Finding the Fourth Proportional to 2,906.32, 4,353.33 and 1,805.30

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Solution

The fourth proportional to 2,906.32, 4,353.33 and 1,805.30 is: 2,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.32 : 4,353.33 = 1,805.30 : x
  2. Step 2: Convert to fraction form
    2,906.32/4,353.33 = 1,805.30/x
  3. Step 3: Cross multiply
    2,906.32x = 4,353.33 × 1,805.30
  4. Step 4: Simplify right side
    2,906.32x = 7,859,060.14
  5. Step 5: Solve for x
    x = 7,859,060.14/2,906.32
  6. Step 6: Final answer
    x = 2,704.13

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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.