Home / 4,983.90-6,876.54-3,213.38

Finding the Fourth Proportional to 4,983.90, 6,876.54 and 3,213.38

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Solution

The fourth proportional to 4,983.90, 6,876.54 and 3,213.38 is: 4,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.90 : 6,876.54 = 3,213.38 : x
  2. Step 2: Convert to fraction form
    4,983.90/6,876.54 = 3,213.38/x
  3. Step 3: Cross multiply
    4,983.90x = 6,876.54 × 3,213.38
  4. Step 4: Simplify right side
    4,983.90x = 22,096,901.72
  5. Step 5: Solve for x
    x = 22,096,901.72/4,983.90
  6. Step 6: Final answer
    x = 4,433.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.