Home / 5,822.78-8,035.21-3,170.13

Finding the Fourth Proportional to 5,822.78, 8,035.21 and 3,170.13

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Solution

The fourth proportional to 5,822.78, 8,035.21 and 3,170.13 is: 4,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.78 : 8,035.21 = 3,170.13 : x
  2. Step 2: Convert to fraction form
    5,822.78/8,035.21 = 3,170.13/x
  3. Step 3: Cross multiply
    5,822.78x = 8,035.21 × 3,170.13
  4. Step 4: Simplify right side
    5,822.78x = 25,472,660.28
  5. Step 5: Solve for x
    x = 25,472,660.28/5,822.78
  6. Step 6: Final answer
    x = 4,374.66

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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.