Home / 5,902.28-8,144.96-3,213.36

Finding the Fourth Proportional to 5,902.28, 8,144.96 and 3,213.36

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Solution

The fourth proportional to 5,902.28, 8,144.96 and 3,213.36 is: 4,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.28 : 8,144.96 = 3,213.36 : x
  2. Step 2: Convert to fraction form
    5,902.28/8,144.96 = 3,213.36/x
  3. Step 3: Cross multiply
    5,902.28x = 8,144.96 × 3,213.36
  4. Step 4: Simplify right side
    5,902.28x = 26,172,688.67
  5. Step 5: Solve for x
    x = 26,172,688.67/5,902.28
  6. Step 6: Final answer
    x = 4,434.34

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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.