Home / 2,828.16-4,240.18-1,901.42

Finding the Fourth Proportional to 2,828.16, 4,240.18 and 1,901.42

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Solution

The fourth proportional to 2,828.16, 4,240.18 and 1,901.42 is: 2,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.16 : 4,240.18 = 1,901.42 : x
  2. Step 2: Convert to fraction form
    2,828.16/4,240.18 = 1,901.42/x
  3. Step 3: Cross multiply
    2,828.16x = 4,240.18 × 1,901.42
  4. Step 4: Simplify right side
    2,828.16x = 8,062,341.85
  5. Step 5: Solve for x
    x = 8,062,341.85/2,828.16
  6. Step 6: Final answer
    x = 2,850.74

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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.