Home / 3,383.28-4,652.19-3,279.45

Finding the Fourth Proportional to 3,383.28, 4,652.19 and 3,279.45

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Solution

The fourth proportional to 3,383.28, 4,652.19 and 3,279.45 is: 4,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.28 : 4,652.19 = 3,279.45 : x
  2. Step 2: Convert to fraction form
    3,383.28/4,652.19 = 3,279.45/x
  3. Step 3: Cross multiply
    3,383.28x = 4,652.19 × 3,279.45
  4. Step 4: Simplify right side
    3,383.28x = 15,256,624.50
  5. Step 5: Solve for x
    x = 15,256,624.50/3,383.28
  6. Step 6: Final answer
    x = 4,509.42

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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.