Home / 4,943.12-6,820.76-3,174.96

Finding the Fourth Proportional to 4,943.12, 6,820.76 and 3,174.96

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Solution

The fourth proportional to 4,943.12, 6,820.76 and 3,174.96 is: 4,380.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.12 : 6,820.76 = 3,174.96 : x
  2. Step 2: Convert to fraction form
    4,943.12/6,820.76 = 3,174.96/x
  3. Step 3: Cross multiply
    4,943.12x = 6,820.76 × 3,174.96
  4. Step 4: Simplify right side
    4,943.12x = 21,655,640.17
  5. Step 5: Solve for x
    x = 21,655,640.17/4,943.12
  6. Step 6: Final answer
    x = 4,380.97

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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.