Home / 2,906.16-4,355.52-1,519.20

Finding the Fourth Proportional to 2,906.16, 4,355.52 and 1,519.20

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Solution

The fourth proportional to 2,906.16, 4,355.52 and 1,519.20 is: 2,276.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.16 : 4,355.52 = 1,519.20 : x
  2. Step 2: Convert to fraction form
    2,906.16/4,355.52 = 1,519.20/x
  3. Step 3: Cross multiply
    2,906.16x = 4,355.52 × 1,519.20
  4. Step 4: Simplify right side
    2,906.16x = 6,616,905.98
  5. Step 5: Solve for x
    x = 6,616,905.98/2,906.16
  6. Step 6: Final answer
    x = 2,276.86

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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.