Home / 5,723.20-8,586.42-2,214.28

Finding the Fourth Proportional to 5,723.20, 8,586.42 and 2,214.28

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Solution

The fourth proportional to 5,723.20, 8,586.42 and 2,214.28 is: 3,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.20 : 8,586.42 = 2,214.28 : x
  2. Step 2: Convert to fraction form
    5,723.20/8,586.42 = 2,214.28/x
  3. Step 3: Cross multiply
    5,723.20x = 8,586.42 × 2,214.28
  4. Step 4: Simplify right side
    5,723.20x = 19,012,738.08
  5. Step 5: Solve for x
    x = 19,012,738.08/5,723.20
  6. Step 6: Final answer
    x = 3,322.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.