Home / 4,989.35-7,484.26-1,702.48

Finding the Fourth Proportional to 4,989.35, 7,484.26 and 1,702.48

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Solution

The fourth proportional to 4,989.35, 7,484.26 and 1,702.48 is: 2,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.35 : 7,484.26 = 1,702.48 : x
  2. Step 2: Convert to fraction form
    4,989.35/7,484.26 = 1,702.48/x
  3. Step 3: Cross multiply
    4,989.35x = 7,484.26 × 1,702.48
  4. Step 4: Simplify right side
    4,989.35x = 12,741,757.03
  5. Step 5: Solve for x
    x = 12,741,757.03/4,989.35
  6. Step 6: Final answer
    x = 2,553.79

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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.