Home / 2,212.39-3,053.19-1,373.52

Finding the Fourth Proportional to 2,212.39, 3,053.19 and 1,373.52

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Solution

The fourth proportional to 2,212.39, 3,053.19 and 1,373.52 is: 1,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.39 : 3,053.19 = 1,373.52 : x
  2. Step 2: Convert to fraction form
    2,212.39/3,053.19 = 1,373.52/x
  3. Step 3: Cross multiply
    2,212.39x = 3,053.19 × 1,373.52
  4. Step 4: Simplify right side
    2,212.39x = 4,193,617.53
  5. Step 5: Solve for x
    x = 4,193,617.53/2,212.39
  6. Step 6: Final answer
    x = 1,895.51

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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.