Home / 8,997.18-13,496.76-3,455.28

Finding the Fourth Proportional to 8,997.18, 13,496.76 and 3,455.28

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Solution

The fourth proportional to 8,997.18, 13,496.76 and 3,455.28 is: 5,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.18 : 13,496.76 = 3,455.28 : x
  2. Step 2: Convert to fraction form
    8,997.18/13,496.76 = 3,455.28/x
  3. Step 3: Cross multiply
    8,997.18x = 13,496.76 × 3,455.28
  4. Step 4: Simplify right side
    8,997.18x = 46,635,084.89
  5. Step 5: Solve for x
    x = 46,635,084.89/8,997.18
  6. Step 6: Final answer
    x = 5,183.30

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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.