Home / 4,128.33-6,192.09-1,354.35

Finding the Fourth Proportional to 4,128.33, 6,192.09 and 1,354.35

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Solution

The fourth proportional to 4,128.33, 6,192.09 and 1,354.35 is: 2,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.33 : 6,192.09 = 1,354.35 : x
  2. Step 2: Convert to fraction form
    4,128.33/6,192.09 = 1,354.35/x
  3. Step 3: Cross multiply
    4,128.33x = 6,192.09 × 1,354.35
  4. Step 4: Simplify right side
    4,128.33x = 8,386,257.09
  5. Step 5: Solve for x
    x = 8,386,257.09/4,128.33
  6. Step 6: Final answer
    x = 2,031.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.