Home / 2,622.07-3,929.43-1,304.57

Finding the Fourth Proportional to 2,622.07, 3,929.43 and 1,304.57

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Solution

The fourth proportional to 2,622.07, 3,929.43 and 1,304.57 is: 1,955.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.07 : 3,929.43 = 1,304.57 : x
  2. Step 2: Convert to fraction form
    2,622.07/3,929.43 = 1,304.57/x
  3. Step 3: Cross multiply
    2,622.07x = 3,929.43 × 1,304.57
  4. Step 4: Simplify right side
    2,622.07x = 5,126,230.30
  5. Step 5: Solve for x
    x = 5,126,230.30/2,622.07
  6. Step 6: Final answer
    x = 1,955.03

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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.