Home / 1,504.80-2,257.20-1,448.10

Finding the Fourth Proportional to 1,504.80, 2,257.20 and 1,448.10

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Solution

The fourth proportional to 1,504.80, 2,257.20 and 1,448.10 is: 2,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.80 : 2,257.20 = 1,448.10 : x
  2. Step 2: Convert to fraction form
    1,504.80/2,257.20 = 1,448.10/x
  3. Step 3: Cross multiply
    1,504.80x = 2,257.20 × 1,448.10
  4. Step 4: Simplify right side
    1,504.80x = 3,268,651.32
  5. Step 5: Solve for x
    x = 3,268,651.32/1,504.80
  6. Step 6: Final answer
    x = 2,172.15

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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.