Home / 2,448.20-3,377.42-1,651.27

Finding the Fourth Proportional to 2,448.20, 3,377.42 and 1,651.27

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Solution

The fourth proportional to 2,448.20, 3,377.42 and 1,651.27 is: 2,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.20 : 3,377.42 = 1,651.27 : x
  2. Step 2: Convert to fraction form
    2,448.20/3,377.42 = 1,651.27/x
  3. Step 3: Cross multiply
    2,448.20x = 3,377.42 × 1,651.27
  4. Step 4: Simplify right side
    2,448.20x = 5,577,033.26
  5. Step 5: Solve for x
    x = 5,577,033.26/2,448.20
  6. Step 6: Final answer
    x = 2,278.01

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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.