Home / 3,974.36-5,484.98-2,206.53

Finding the Fourth Proportional to 3,974.36, 5,484.98 and 2,206.53

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Solution

The fourth proportional to 3,974.36, 5,484.98 and 2,206.53 is: 3,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.36 : 5,484.98 = 2,206.53 : x
  2. Step 2: Convert to fraction form
    3,974.36/5,484.98 = 2,206.53/x
  3. Step 3: Cross multiply
    3,974.36x = 5,484.98 × 2,206.53
  4. Step 4: Simplify right side
    3,974.36x = 12,102,772.92
  5. Step 5: Solve for x
    x = 12,102,772.92/3,974.36
  6. Step 6: Final answer
    x = 3,045.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.