Home / 5,134.39-7,086.56-3,244.77

Finding the Fourth Proportional to 5,134.39, 7,086.56 and 3,244.77

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Solution

The fourth proportional to 5,134.39, 7,086.56 and 3,244.77 is: 4,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.39 : 7,086.56 = 3,244.77 : x
  2. Step 2: Convert to fraction form
    5,134.39/7,086.56 = 3,244.77/x
  3. Step 3: Cross multiply
    5,134.39x = 7,086.56 × 3,244.77
  4. Step 4: Simplify right side
    5,134.39x = 22,994,241.07
  5. Step 5: Solve for x
    x = 22,994,241.07/5,134.39
  6. Step 6: Final answer
    x = 4,478.48

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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.