Home / 5,717.39-8,573.34-2,428.68

Finding the Fourth Proportional to 5,717.39, 8,573.34 and 2,428.68

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Solution

The fourth proportional to 5,717.39, 8,573.34 and 2,428.68 is: 3,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.39 : 8,573.34 = 2,428.68 : x
  2. Step 2: Convert to fraction form
    5,717.39/8,573.34 = 2,428.68/x
  3. Step 3: Cross multiply
    5,717.39x = 8,573.34 × 2,428.68
  4. Step 4: Simplify right side
    5,717.39x = 20,821,940.65
  5. Step 5: Solve for x
    x = 20,821,940.65/5,717.39
  6. Step 6: Final answer
    x = 3,641.86

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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.