Home / 5,715.28-8,573.19-1,766.62

Finding the Fourth Proportional to 5,715.28, 8,573.19 and 1,766.62

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Solution

The fourth proportional to 5,715.28, 8,573.19 and 1,766.62 is: 2,650.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.28 : 8,573.19 = 1,766.62 : x
  2. Step 2: Convert to fraction form
    5,715.28/8,573.19 = 1,766.62/x
  3. Step 3: Cross multiply
    5,715.28x = 8,573.19 × 1,766.62
  4. Step 4: Simplify right side
    5,715.28x = 15,145,568.92
  5. Step 5: Solve for x
    x = 15,145,568.92/5,715.28
  6. Step 6: Final answer
    x = 2,650.01

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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.