Home / 6,293.89-9,440.35-1,911.37

Finding the Fourth Proportional to 6,293.89, 9,440.35 and 1,911.37

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Solution

The fourth proportional to 6,293.89, 9,440.35 and 1,911.37 is: 2,866.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.89 : 9,440.35 = 1,911.37 : x
  2. Step 2: Convert to fraction form
    6,293.89/9,440.35 = 1,911.37/x
  3. Step 3: Cross multiply
    6,293.89x = 9,440.35 × 1,911.37
  4. Step 4: Simplify right side
    6,293.89x = 18,044,001.78
  5. Step 5: Solve for x
    x = 18,044,001.78/6,293.89
  6. Step 6: Final answer
    x = 2,866.91

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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.