Home / 2,824.82-4,237.76-1,264.89

Finding the Fourth Proportional to 2,824.82, 4,237.76 and 1,264.89

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Solution

The fourth proportional to 2,824.82, 4,237.76 and 1,264.89 is: 1,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.82 : 4,237.76 = 1,264.89 : x
  2. Step 2: Convert to fraction form
    2,824.82/4,237.76 = 1,264.89/x
  3. Step 3: Cross multiply
    2,824.82x = 4,237.76 × 1,264.89
  4. Step 4: Simplify right side
    2,824.82x = 5,360,293.92
  5. Step 5: Solve for x
    x = 5,360,293.92/2,824.82
  6. Step 6: Final answer
    x = 1,897.57

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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.