Home / 4,279.62-5,905.92-2,511.26

Finding the Fourth Proportional to 4,279.62, 5,905.92 and 2,511.26

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Solution

The fourth proportional to 4,279.62, 5,905.92 and 2,511.26 is: 3,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.62 : 5,905.92 = 2,511.26 : x
  2. Step 2: Convert to fraction form
    4,279.62/5,905.92 = 2,511.26/x
  3. Step 3: Cross multiply
    4,279.62x = 5,905.92 × 2,511.26
  4. Step 4: Simplify right side
    4,279.62x = 14,831,300.66
  5. Step 5: Solve for x
    x = 14,831,300.66/4,279.62
  6. Step 6: Final answer
    x = 3,465.56

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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.