Home / 1,448.27-2,171.15-1,203.51

Finding the Fourth Proportional to 1,448.27, 2,171.15 and 1,203.51

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Solution

The fourth proportional to 1,448.27, 2,171.15 and 1,203.51 is: 1,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.27 : 2,171.15 = 1,203.51 : x
  2. Step 2: Convert to fraction form
    1,448.27/2,171.15 = 1,203.51/x
  3. Step 3: Cross multiply
    1,448.27x = 2,171.15 × 1,203.51
  4. Step 4: Simplify right side
    1,448.27x = 2,613,000.74
  5. Step 5: Solve for x
    x = 2,613,000.74/1,448.27
  6. Step 6: Final answer
    x = 1,804.22

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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.