Home / 3,322.92-4,586.16-1,997.40

Finding the Fourth Proportional to 3,322.92, 4,586.16 and 1,997.40

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Solution

The fourth proportional to 3,322.92, 4,586.16 and 1,997.40 is: 2,756.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.92 : 4,586.16 = 1,997.40 : x
  2. Step 2: Convert to fraction form
    3,322.92/4,586.16 = 1,997.40/x
  3. Step 3: Cross multiply
    3,322.92x = 4,586.16 × 1,997.40
  4. Step 4: Simplify right side
    3,322.92x = 9,160,395.98
  5. Step 5: Solve for x
    x = 9,160,395.98/3,322.92
  6. Step 6: Final answer
    x = 2,756.73

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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.