Home / 2,824.33-4,239.09-1,438.66

Finding the Fourth Proportional to 2,824.33, 4,239.09 and 1,438.66

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Solution

The fourth proportional to 2,824.33, 4,239.09 and 1,438.66 is: 2,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.33 : 4,239.09 = 1,438.66 : x
  2. Step 2: Convert to fraction form
    2,824.33/4,239.09 = 1,438.66/x
  3. Step 3: Cross multiply
    2,824.33x = 4,239.09 × 1,438.66
  4. Step 4: Simplify right side
    2,824.33x = 6,098,602.03
  5. Step 5: Solve for x
    x = 6,098,602.03/2,824.33
  6. Step 6: Final answer
    x = 2,159.31

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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.