Home / 3,279.59-4,521.62-2,336.45

Finding the Fourth Proportional to 3,279.59, 4,521.62 and 2,336.45

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Solution

The fourth proportional to 3,279.59, 4,521.62 and 2,336.45 is: 3,221.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.59 : 4,521.62 = 2,336.45 : x
  2. Step 2: Convert to fraction form
    3,279.59/4,521.62 = 2,336.45/x
  3. Step 3: Cross multiply
    3,279.59x = 4,521.62 × 2,336.45
  4. Step 4: Simplify right side
    3,279.59x = 10,564,522.28
  5. Step 5: Solve for x
    x = 10,564,522.28/3,279.59
  6. Step 6: Final answer
    x = 3,221.29

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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.