Home / 3,279.52-4,523.98-2,099.32

Finding the Fourth Proportional to 3,279.52, 4,523.98 and 2,099.32

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Solution

The fourth proportional to 3,279.52, 4,523.98 and 2,099.32 is: 2,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.52 : 4,523.98 = 2,099.32 : x
  2. Step 2: Convert to fraction form
    3,279.52/4,523.98 = 2,099.32/x
  3. Step 3: Cross multiply
    3,279.52x = 4,523.98 × 2,099.32
  4. Step 4: Simplify right side
    3,279.52x = 9,497,281.69
  5. Step 5: Solve for x
    x = 9,497,281.69/3,279.52
  6. Step 6: Final answer
    x = 2,895.94

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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.