Home / 5,399.52-8,099.88-1,702.26

Finding the Fourth Proportional to 5,399.52, 8,099.88 and 1,702.26

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Solution

The fourth proportional to 5,399.52, 8,099.88 and 1,702.26 is: 2,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.52 : 8,099.88 = 1,702.26 : x
  2. Step 2: Convert to fraction form
    5,399.52/8,099.88 = 1,702.26/x
  3. Step 3: Cross multiply
    5,399.52x = 8,099.88 × 1,702.26
  4. Step 4: Simplify right side
    5,399.52x = 13,788,101.73
  5. Step 5: Solve for x
    x = 13,788,101.73/5,399.52
  6. Step 6: Final answer
    x = 2,553.58

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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.