Home / 2,416.11-3,622.80-2,209.71

Finding the Fourth Proportional to 2,416.11, 3,622.80 and 2,209.71

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Solution

The fourth proportional to 2,416.11, 3,622.80 and 2,209.71 is: 3,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.11 : 3,622.80 = 2,209.71 : x
  2. Step 2: Convert to fraction form
    2,416.11/3,622.80 = 2,209.71/x
  3. Step 3: Cross multiply
    2,416.11x = 3,622.80 × 2,209.71
  4. Step 4: Simplify right side
    2,416.11x = 8,005,337.39
  5. Step 5: Solve for x
    x = 8,005,337.39/2,416.11
  6. Step 6: Final answer
    x = 3,313.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.