Home / 3,974.48-5,962.04-1,377.36

Finding the Fourth Proportional to 3,974.48, 5,962.04 and 1,377.36

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Solution

The fourth proportional to 3,974.48, 5,962.04 and 1,377.36 is: 2,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.48 : 5,962.04 = 1,377.36 : x
  2. Step 2: Convert to fraction form
    3,974.48/5,962.04 = 1,377.36/x
  3. Step 3: Cross multiply
    3,974.48x = 5,962.04 × 1,377.36
  4. Step 4: Simplify right side
    3,974.48x = 8,211,875.41
  5. Step 5: Solve for x
    x = 8,211,875.41/3,974.48
  6. Step 6: Final answer
    x = 2,066.15

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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.