Home / 3,479.44-5,221.92-1,533.04

Finding the Fourth Proportional to 3,479.44, 5,221.92 and 1,533.04

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Solution

The fourth proportional to 3,479.44, 5,221.92 and 1,533.04 is: 2,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.44 : 5,221.92 = 1,533.04 : x
  2. Step 2: Convert to fraction form
    3,479.44/5,221.92 = 1,533.04/x
  3. Step 3: Cross multiply
    3,479.44x = 5,221.92 × 1,533.04
  4. Step 4: Simplify right side
    3,479.44x = 8,005,412.24
  5. Step 5: Solve for x
    x = 8,005,412.24/3,479.44
  6. Step 6: Final answer
    x = 2,300.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.