Home / 3,066.58-4,236.14-2,952.78

Finding the Fourth Proportional to 3,066.58, 4,236.14 and 2,952.78

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Solution

The fourth proportional to 3,066.58, 4,236.14 and 2,952.78 is: 4,078.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.58 : 4,236.14 = 2,952.78 : x
  2. Step 2: Convert to fraction form
    3,066.58/4,236.14 = 2,952.78/x
  3. Step 3: Cross multiply
    3,066.58x = 4,236.14 × 2,952.78
  4. Step 4: Simplify right side
    3,066.58x = 12,508,389.47
  5. Step 5: Solve for x
    x = 12,508,389.47/3,066.58
  6. Step 6: Final answer
    x = 4,078.94

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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.