Home / 3,279.04-4,515.60-3,214.24

Finding the Fourth Proportional to 3,279.04, 4,515.60 and 3,214.24

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Solution

The fourth proportional to 3,279.04, 4,515.60 and 3,214.24 is: 4,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.04 : 4,515.60 = 3,214.24 : x
  2. Step 2: Convert to fraction form
    3,279.04/4,515.60 = 3,214.24/x
  3. Step 3: Cross multiply
    3,279.04x = 4,515.60 × 3,214.24
  4. Step 4: Simplify right side
    3,279.04x = 14,514,222.14
  5. Step 5: Solve for x
    x = 14,514,222.14/3,279.04
  6. Step 6: Final answer
    x = 4,426.36

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Similar ratio
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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.