Home / 4,270.55-5,904.36-3,279.11

Finding the Fourth Proportional to 4,270.55, 5,904.36 and 3,279.11

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Solution

The fourth proportional to 4,270.55, 5,904.36 and 3,279.11 is: 4,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.55 : 5,904.36 = 3,279.11 : x
  2. Step 2: Convert to fraction form
    4,270.55/5,904.36 = 3,279.11/x
  3. Step 3: Cross multiply
    4,270.55x = 5,904.36 × 3,279.11
  4. Step 4: Simplify right side
    4,270.55x = 19,361,016.40
  5. Step 5: Solve for x
    x = 19,361,016.40/4,270.55
  6. Step 6: Final answer
    x = 4,533.62

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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.