Home / 4,279.20-5,906.64-2,511.52

Finding the Fourth Proportional to 4,279.20, 5,906.64 and 2,511.52

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Solution

The fourth proportional to 4,279.20, 5,906.64 and 2,511.52 is: 3,466.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.20 : 5,906.64 = 2,511.52 : x
  2. Step 2: Convert to fraction form
    4,279.20/5,906.64 = 2,511.52/x
  3. Step 3: Cross multiply
    4,279.20x = 5,906.64 × 2,511.52
  4. Step 4: Simplify right side
    4,279.20x = 14,834,644.49
  5. Step 5: Solve for x
    x = 14,834,644.49/4,279.20
  6. Step 6: Final answer
    x = 3,466.69

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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.