Home / 2,256.08-3,385.09-1,267.71

Finding the Fourth Proportional to 2,256.08, 3,385.09 and 1,267.71

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Solution

The fourth proportional to 2,256.08, 3,385.09 and 1,267.71 is: 1,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.08 : 3,385.09 = 1,267.71 : x
  2. Step 2: Convert to fraction form
    2,256.08/3,385.09 = 1,267.71/x
  3. Step 3: Cross multiply
    2,256.08x = 3,385.09 × 1,267.71
  4. Step 4: Simplify right side
    2,256.08x = 4,291,309.27
  5. Step 5: Solve for x
    x = 4,291,309.27/2,256.08
  6. Step 6: Final answer
    x = 1,902.11

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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.