Home / 2,221.04-3,331.54-1,734.48

Finding the Fourth Proportional to 2,221.04, 3,331.54 and 1,734.48

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Solution

The fourth proportional to 2,221.04, 3,331.54 and 1,734.48 is: 2,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221.04 : 3,331.54 = 1,734.48 : x
  2. Step 2: Convert to fraction form
    2,221.04/3,331.54 = 1,734.48/x
  3. Step 3: Cross multiply
    2,221.04x = 3,331.54 × 1,734.48
  4. Step 4: Simplify right side
    2,221.04x = 5,778,489.50
  5. Step 5: Solve for x
    x = 5,778,489.50/2,221.04
  6. Step 6: Final answer
    x = 2,601.70

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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.