Home / 5,921.06-8,170.04-3,402.58

Finding the Fourth Proportional to 5,921.06, 8,170.04 and 3,402.58

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Solution

The fourth proportional to 5,921.06, 8,170.04 and 3,402.58 is: 4,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.06 : 8,170.04 = 3,402.58 : x
  2. Step 2: Convert to fraction form
    5,921.06/8,170.04 = 3,402.58/x
  3. Step 3: Cross multiply
    5,921.06x = 8,170.04 × 3,402.58
  4. Step 4: Simplify right side
    5,921.06x = 27,799,214.70
  5. Step 5: Solve for x
    x = 27,799,214.70/5,921.06
  6. Step 6: Final answer
    x = 4,694.97

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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.