Home / 2,750.14-4,125.93-1,212.22

Finding the Fourth Proportional to 2,750.14, 4,125.93 and 1,212.22

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Solution

The fourth proportional to 2,750.14, 4,125.93 and 1,212.22 is: 1,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.14 : 4,125.93 = 1,212.22 : x
  2. Step 2: Convert to fraction form
    2,750.14/4,125.93 = 1,212.22/x
  3. Step 3: Cross multiply
    2,750.14x = 4,125.93 × 1,212.22
  4. Step 4: Simplify right side
    2,750.14x = 5,001,534.86
  5. Step 5: Solve for x
    x = 5,001,534.86/2,750.14
  6. Step 6: Final answer
    x = 1,818.65

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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.