Home / 3,386.98-5,079.93-1,195.39

Finding the Fourth Proportional to 3,386.98, 5,079.93 and 1,195.39

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Solution

The fourth proportional to 3,386.98, 5,079.93 and 1,195.39 is: 1,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.98 : 5,079.93 = 1,195.39 : x
  2. Step 2: Convert to fraction form
    3,386.98/5,079.93 = 1,195.39/x
  3. Step 3: Cross multiply
    3,386.98x = 5,079.93 × 1,195.39
  4. Step 4: Simplify right side
    3,386.98x = 6,072,497.52
  5. Step 5: Solve for x
    x = 6,072,497.52/3,386.98
  6. Step 6: Final answer
    x = 1,792.89

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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.