Home / 4,871.68-6,722.90-2,633.56

Finding the Fourth Proportional to 4,871.68, 6,722.90 and 2,633.56

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Solution

The fourth proportional to 4,871.68, 6,722.90 and 2,633.56 is: 3,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.68 : 6,722.90 = 2,633.56 : x
  2. Step 2: Convert to fraction form
    4,871.68/6,722.90 = 2,633.56/x
  3. Step 3: Cross multiply
    4,871.68x = 6,722.90 × 2,633.56
  4. Step 4: Simplify right side
    4,871.68x = 17,705,170.75
  5. Step 5: Solve for x
    x = 17,705,170.75/4,871.68
  6. Step 6: Final answer
    x = 3,634.30

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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.