Home / 3,702.29-5,554.54-1,105.22

Finding the Fourth Proportional to 3,702.29, 5,554.54 and 1,105.22

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Solution

The fourth proportional to 3,702.29, 5,554.54 and 1,105.22 is: 1,658.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.29 : 5,554.54 = 1,105.22 : x
  2. Step 2: Convert to fraction form
    3,702.29/5,554.54 = 1,105.22/x
  3. Step 3: Cross multiply
    3,702.29x = 5,554.54 × 1,105.22
  4. Step 4: Simplify right side
    3,702.29x = 6,139,003.97
  5. Step 5: Solve for x
    x = 6,139,003.97/3,702.29
  6. Step 6: Final answer
    x = 1,658.17

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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.