Home / 3,338.66-4,606.97-2,011.78

Finding the Fourth Proportional to 3,338.66, 4,606.97 and 2,011.78

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Solution

The fourth proportional to 3,338.66, 4,606.97 and 2,011.78 is: 2,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.66 : 4,606.97 = 2,011.78 : x
  2. Step 2: Convert to fraction form
    3,338.66/4,606.97 = 2,011.78/x
  3. Step 3: Cross multiply
    3,338.66x = 4,606.97 × 2,011.78
  4. Step 4: Simplify right side
    3,338.66x = 9,268,210.11
  5. Step 5: Solve for x
    x = 9,268,210.11/3,338.66
  6. Step 6: Final answer
    x = 2,776.03

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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.