Home / 3,586.83-4,949.01-2,170.48

Finding the Fourth Proportional to 3,586.83, 4,949.01 and 2,170.48

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Solution

The fourth proportional to 3,586.83, 4,949.01 and 2,170.48 is: 2,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.83 : 4,949.01 = 2,170.48 : x
  2. Step 2: Convert to fraction form
    3,586.83/4,949.01 = 2,170.48/x
  3. Step 3: Cross multiply
    3,586.83x = 4,949.01 × 2,170.48
  4. Step 4: Simplify right side
    3,586.83x = 10,741,703.24
  5. Step 5: Solve for x
    x = 10,741,703.24/3,586.83
  6. Step 6: Final answer
    x = 2,994.77

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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.