Home / 5,134.50-7,086.04-2,896.26

Finding the Fourth Proportional to 5,134.50, 7,086.04 and 2,896.26

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Solution

The fourth proportional to 5,134.50, 7,086.04 and 2,896.26 is: 3,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.50 : 7,086.04 = 2,896.26 : x
  2. Step 2: Convert to fraction form
    5,134.50/7,086.04 = 2,896.26/x
  3. Step 3: Cross multiply
    5,134.50x = 7,086.04 × 2,896.26
  4. Step 4: Simplify right side
    5,134.50x = 20,523,014.21
  5. Step 5: Solve for x
    x = 20,523,014.21/5,134.50
  6. Step 6: Final answer
    x = 3,997.08

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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.