Home / 2,214.15-3,316.97-1,237.29

Finding the Fourth Proportional to 2,214.15, 3,316.97 and 1,237.29

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Solution

The fourth proportional to 2,214.15, 3,316.97 and 1,237.29 is: 1,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.15 : 3,316.97 = 1,237.29 : x
  2. Step 2: Convert to fraction form
    2,214.15/3,316.97 = 1,237.29/x
  3. Step 3: Cross multiply
    2,214.15x = 3,316.97 × 1,237.29
  4. Step 4: Simplify right side
    2,214.15x = 4,104,056.90
  5. Step 5: Solve for x
    x = 4,104,056.90/2,214.15
  6. Step 6: Final answer
    x = 1,853.56

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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.