Home / 3,521.28-4,857.98-2,262.16

Finding the Fourth Proportional to 3,521.28, 4,857.98 and 2,262.16

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Solution

The fourth proportional to 3,521.28, 4,857.98 and 2,262.16 is: 3,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.28 : 4,857.98 = 2,262.16 : x
  2. Step 2: Convert to fraction form
    3,521.28/4,857.98 = 2,262.16/x
  3. Step 3: Cross multiply
    3,521.28x = 4,857.98 × 2,262.16
  4. Step 4: Simplify right side
    3,521.28x = 10,989,492.44
  5. Step 5: Solve for x
    x = 10,989,492.44/3,521.28
  6. Step 6: Final answer
    x = 3,120.88

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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.