Home / 3,552.40-5,329.06-1,906.68

Finding the Fourth Proportional to 3,552.40, 5,329.06 and 1,906.68

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Solution

The fourth proportional to 3,552.40, 5,329.06 and 1,906.68 is: 2,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.40 : 5,329.06 = 1,906.68 : x
  2. Step 2: Convert to fraction form
    3,552.40/5,329.06 = 1,906.68/x
  3. Step 3: Cross multiply
    3,552.40x = 5,329.06 × 1,906.68
  4. Step 4: Simplify right side
    3,552.40x = 10,160,812.12
  5. Step 5: Solve for x
    x = 10,160,812.12/3,552.40
  6. Step 6: Final answer
    x = 2,860.27

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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.