Home / 3,279.42-4,528.71-2,498.58

Finding the Fourth Proportional to 3,279.42, 4,528.71 and 2,498.58

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Solution

The fourth proportional to 3,279.42, 4,528.71 and 2,498.58 is: 3,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.42 : 4,528.71 = 2,498.58 : x
  2. Step 2: Convert to fraction form
    3,279.42/4,528.71 = 2,498.58/x
  3. Step 3: Cross multiply
    3,279.42x = 4,528.71 × 2,498.58
  4. Step 4: Simplify right side
    3,279.42x = 11,315,344.23
  5. Step 5: Solve for x
    x = 11,315,344.23/3,279.42
  6. Step 6: Final answer
    x = 3,450.41

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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.