Home / 13,177.49-19,774.03-4,863.30

Finding the Fourth Proportional to 13,177.49, 19,774.03 and 4,863.30

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Solution

The fourth proportional to 13,177.49, 19,774.03 and 4,863.30 is: 7,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.49 : 19,774.03 = 4,863.30 : x
  2. Step 2: Convert to fraction form
    13,177.49/19,774.03 = 4,863.30/x
  3. Step 3: Cross multiply
    13,177.49x = 19,774.03 × 4,863.30
  4. Step 4: Simplify right side
    13,177.49x = 96,166,972.03
  5. Step 5: Solve for x
    x = 96,166,972.03/13,177.49
  6. Step 6: Final answer
    x = 7,297.82

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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.