Home / 2,448.35-3,378.63-1,329.27

Finding the Fourth Proportional to 2,448.35, 3,378.63 and 1,329.27

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Solution

The fourth proportional to 2,448.35, 3,378.63 and 1,329.27 is: 1,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.35 : 3,378.63 = 1,329.27 : x
  2. Step 2: Convert to fraction form
    2,448.35/3,378.63 = 1,329.27/x
  3. Step 3: Cross multiply
    2,448.35x = 3,378.63 × 1,329.27
  4. Step 4: Simplify right side
    2,448.35x = 4,491,094.61
  5. Step 5: Solve for x
    x = 4,491,094.61/2,448.35
  6. Step 6: Final answer
    x = 1,834.33

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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.