Home / 5,442.12-7,511.22-3,553.98

Finding the Fourth Proportional to 5,442.12, 7,511.22 and 3,553.98

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Solution

The fourth proportional to 5,442.12, 7,511.22 and 3,553.98 is: 4,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.12 : 7,511.22 = 3,553.98 : x
  2. Step 2: Convert to fraction form
    5,442.12/7,511.22 = 3,553.98/x
  3. Step 3: Cross multiply
    5,442.12x = 7,511.22 × 3,553.98
  4. Step 4: Simplify right side
    5,442.12x = 26,694,725.66
  5. Step 5: Solve for x
    x = 26,694,725.66/5,442.12
  6. Step 6: Final answer
    x = 4,905.21

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1.5x scale

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.