Home / 3,628.39-5,008.70-2,451.05

Finding the Fourth Proportional to 3,628.39, 5,008.70 and 2,451.05

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Solution

The fourth proportional to 3,628.39, 5,008.70 and 2,451.05 is: 3,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.39 : 5,008.70 = 2,451.05 : x
  2. Step 2: Convert to fraction form
    3,628.39/5,008.70 = 2,451.05/x
  3. Step 3: Cross multiply
    3,628.39x = 5,008.70 × 2,451.05
  4. Step 4: Simplify right side
    3,628.39x = 12,276,574.14
  5. Step 5: Solve for x
    x = 12,276,574.14/3,628.39
  6. Step 6: Final answer
    x = 3,383.48

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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.