Home / 2,448.28-3,673.14-986.68

Finding the Fourth Proportional to 2,448.28, 3,673.14 and 986.68

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Solution

The fourth proportional to 2,448.28, 3,673.14 and 986.68 is: 1,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.28 : 3,673.14 = 986.68 : x
  2. Step 2: Convert to fraction form
    2,448.28/3,673.14 = 986.68/x
  3. Step 3: Cross multiply
    2,448.28x = 3,673.14 × 986.68
  4. Step 4: Simplify right side
    2,448.28x = 3,624,213.78
  5. Step 5: Solve for x
    x = 3,624,213.78/2,448.28
  6. Step 6: Final answer
    x = 1,480.31

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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.