Home / 5,446.66-8,170.75-1,937.55

Finding the Fourth Proportional to 5,446.66, 8,170.75 and 1,937.55

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Solution

The fourth proportional to 5,446.66, 8,170.75 and 1,937.55 is: 2,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.66 : 8,170.75 = 1,937.55 : x
  2. Step 2: Convert to fraction form
    5,446.66/8,170.75 = 1,937.55/x
  3. Step 3: Cross multiply
    5,446.66x = 8,170.75 × 1,937.55
  4. Step 4: Simplify right side
    5,446.66x = 15,831,201.47
  5. Step 5: Solve for x
    x = 15,831,201.47/5,446.66
  6. Step 6: Final answer
    x = 2,906.59

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1.5x scale

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.