Home / 3,446.66-4,756.80-2,049.40

Finding the Fourth Proportional to 3,446.66, 4,756.80 and 2,049.40

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Solution

The fourth proportional to 3,446.66, 4,756.80 and 2,049.40 is: 2,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.66 : 4,756.80 = 2,049.40 : x
  2. Step 2: Convert to fraction form
    3,446.66/4,756.80 = 2,049.40/x
  3. Step 3: Cross multiply
    3,446.66x = 4,756.80 × 2,049.40
  4. Step 4: Simplify right side
    3,446.66x = 9,748,585.92
  5. Step 5: Solve for x
    x = 9,748,585.92/3,446.66
  6. Step 6: Final answer
    x = 2,828.42

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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.