Home / 3,494.28-4,822.14-1,922.34

Finding the Fourth Proportional to 3,494.28, 4,822.14 and 1,922.34

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Solution

The fourth proportional to 3,494.28, 4,822.14 and 1,922.34 is: 2,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.28 : 4,822.14 = 1,922.34 : x
  2. Step 2: Convert to fraction form
    3,494.28/4,822.14 = 1,922.34/x
  3. Step 3: Cross multiply
    3,494.28x = 4,822.14 × 1,922.34
  4. Step 4: Simplify right side
    3,494.28x = 9,269,792.61
  5. Step 5: Solve for x
    x = 9,269,792.61/3,494.28
  6. Step 6: Final answer
    x = 2,652.85

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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.