Home / 2,428.87-3,351.73-1,486.23

Finding the Fourth Proportional to 2,428.87, 3,351.73 and 1,486.23

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Solution

The fourth proportional to 2,428.87, 3,351.73 and 1,486.23 is: 2,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.87 : 3,351.73 = 1,486.23 : x
  2. Step 2: Convert to fraction form
    2,428.87/3,351.73 = 1,486.23/x
  3. Step 3: Cross multiply
    2,428.87x = 3,351.73 × 1,486.23
  4. Step 4: Simplify right side
    2,428.87x = 4,981,441.68
  5. Step 5: Solve for x
    x = 4,981,441.68/2,428.87
  6. Step 6: Final answer
    x = 2,050.93

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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.