Home / 3,279.08-4,916.82-2,240.26

Finding the Fourth Proportional to 3,279.08, 4,916.82 and 2,240.26

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Solution

The fourth proportional to 3,279.08, 4,916.82 and 2,240.26 is: 3,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.08 : 4,916.82 = 2,240.26 : x
  2. Step 2: Convert to fraction form
    3,279.08/4,916.82 = 2,240.26/x
  3. Step 3: Cross multiply
    3,279.08x = 4,916.82 × 2,240.26
  4. Step 4: Simplify right side
    3,279.08x = 11,014,948.75
  5. Step 5: Solve for x
    x = 11,014,948.75/3,279.08
  6. Step 6: Final answer
    x = 3,359.16

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1.5x scale

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.