Home / 4,712.97-6,499.55-3,202.79

Finding the Fourth Proportional to 4,712.97, 6,499.55 and 3,202.79

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Solution

The fourth proportional to 4,712.97, 6,499.55 and 3,202.79 is: 4,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.97 : 6,499.55 = 3,202.79 : x
  2. Step 2: Convert to fraction form
    4,712.97/6,499.55 = 3,202.79/x
  3. Step 3: Cross multiply
    4,712.97x = 6,499.55 × 3,202.79
  4. Step 4: Simplify right side
    4,712.97x = 20,816,693.63
  5. Step 5: Solve for x
    x = 20,816,693.63/4,712.97
  6. Step 6: Final answer
    x = 4,416.90

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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.