Home / 2,212.96-3,053.28-1,373.26

Finding the Fourth Proportional to 2,212.96, 3,053.28 and 1,373.26

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Solution

The fourth proportional to 2,212.96, 3,053.28 and 1,373.26 is: 1,894.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.96 : 3,053.28 = 1,373.26 : x
  2. Step 2: Convert to fraction form
    2,212.96/3,053.28 = 1,373.26/x
  3. Step 3: Cross multiply
    2,212.96x = 3,053.28 × 1,373.26
  4. Step 4: Simplify right side
    2,212.96x = 4,192,947.29
  5. Step 5: Solve for x
    x = 4,192,947.29/2,212.96
  6. Step 6: Final answer
    x = 1,894.72

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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.