Home / 3,586.48-4,949.36-2,170.24

Finding the Fourth Proportional to 3,586.48, 4,949.36 and 2,170.24

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Solution

The fourth proportional to 3,586.48, 4,949.36 and 2,170.24 is: 2,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.48 : 4,949.36 = 2,170.24 : x
  2. Step 2: Convert to fraction form
    3,586.48/4,949.36 = 2,170.24/x
  3. Step 3: Cross multiply
    3,586.48x = 4,949.36 × 2,170.24
  4. Step 4: Simplify right side
    3,586.48x = 10,741,299.05
  5. Step 5: Solve for x
    x = 10,741,299.05/3,586.48
  6. Step 6: Final answer
    x = 2,994.94

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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.