Home / 3,221.22-4,824.26-1,572.60

Finding the Fourth Proportional to 3,221.22, 4,824.26 and 1,572.60

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Solution

The fourth proportional to 3,221.22, 4,824.26 and 1,572.60 is: 2,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.22 : 4,824.26 = 1,572.60 : x
  2. Step 2: Convert to fraction form
    3,221.22/4,824.26 = 1,572.60/x
  3. Step 3: Cross multiply
    3,221.22x = 4,824.26 × 1,572.60
  4. Step 4: Simplify right side
    3,221.22x = 7,586,631.28
  5. Step 5: Solve for x
    x = 7,586,631.28/3,221.22
  6. Step 6: Final answer
    x = 2,355.20

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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.