Home / 5,724.24-8,584.20-2,438.88

Finding the Fourth Proportional to 5,724.24, 8,584.20 and 2,438.88

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Solution

The fourth proportional to 5,724.24, 8,584.20 and 2,438.88 is: 3,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.24 : 8,584.20 = 2,438.88 : x
  2. Step 2: Convert to fraction form
    5,724.24/8,584.20 = 2,438.88/x
  3. Step 3: Cross multiply
    5,724.24x = 8,584.20 × 2,438.88
  4. Step 4: Simplify right side
    5,724.24x = 20,935,833.70
  5. Step 5: Solve for x
    x = 20,935,833.70/5,724.24
  6. Step 6: Final answer
    x = 3,657.40

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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.