Home / 4,767.33-7,138.82-2,820.93

Finding the Fourth Proportional to 4,767.33, 7,138.82 and 2,820.93

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Solution

The fourth proportional to 4,767.33, 7,138.82 and 2,820.93 is: 4,224.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.33 : 7,138.82 = 2,820.93 : x
  2. Step 2: Convert to fraction form
    4,767.33/7,138.82 = 2,820.93/x
  3. Step 3: Cross multiply
    4,767.33x = 7,138.82 × 2,820.93
  4. Step 4: Simplify right side
    4,767.33x = 20,138,097.40
  5. Step 5: Solve for x
    x = 20,138,097.40/4,767.33
  6. Step 6: Final answer
    x = 4,224.19

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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.