Home / 3,028.84-4,180.14-2,192.20

Finding the Fourth Proportional to 3,028.84, 4,180.14 and 2,192.20

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Solution

The fourth proportional to 3,028.84, 4,180.14 and 2,192.20 is: 3,025.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.84 : 4,180.14 = 2,192.20 : x
  2. Step 2: Convert to fraction form
    3,028.84/4,180.14 = 2,192.20/x
  3. Step 3: Cross multiply
    3,028.84x = 4,180.14 × 2,192.20
  4. Step 4: Simplify right side
    3,028.84x = 9,163,702.91
  5. Step 5: Solve for x
    x = 9,163,702.91/3,028.84
  6. Step 6: Final answer
    x = 3,025.48

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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.