Home / 5,192.96-7,785.53-2,691.46

Finding the Fourth Proportional to 5,192.96, 7,785.53 and 2,691.46

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Solution

The fourth proportional to 5,192.96, 7,785.53 and 2,691.46 is: 4,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.96 : 7,785.53 = 2,691.46 : x
  2. Step 2: Convert to fraction form
    5,192.96/7,785.53 = 2,691.46/x
  3. Step 3: Cross multiply
    5,192.96x = 7,785.53 × 2,691.46
  4. Step 4: Simplify right side
    5,192.96x = 20,954,390.19
  5. Step 5: Solve for x
    x = 20,954,390.19/5,192.96
  6. Step 6: Final answer
    x = 4,035.15

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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.