Home / 7,381.92-11,072.83-2,702.25

Finding the Fourth Proportional to 7,381.92, 11,072.83 and 2,702.25

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Solution

The fourth proportional to 7,381.92, 11,072.83 and 2,702.25 is: 4,053.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.92 : 11,072.83 = 2,702.25 : x
  2. Step 2: Convert to fraction form
    7,381.92/11,072.83 = 2,702.25/x
  3. Step 3: Cross multiply
    7,381.92x = 11,072.83 × 2,702.25
  4. Step 4: Simplify right side
    7,381.92x = 29,921,548.11
  5. Step 5: Solve for x
    x = 29,921,548.11/7,381.92
  6. Step 6: Final answer
    x = 4,053.36

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1.5x scale

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.