Home / 5,717.57-8,578.62-2,020.16

Finding the Fourth Proportional to 5,717.57, 8,578.62 and 2,020.16

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Solution

The fourth proportional to 5,717.57, 8,578.62 and 2,020.16 is: 3,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.57 : 8,578.62 = 2,020.16 : x
  2. Step 2: Convert to fraction form
    5,717.57/8,578.62 = 2,020.16/x
  3. Step 3: Cross multiply
    5,717.57x = 8,578.62 × 2,020.16
  4. Step 4: Simplify right side
    5,717.57x = 17,330,206.43
  5. Step 5: Solve for x
    x = 17,330,206.43/5,717.57
  6. Step 6: Final answer
    x = 3,031.05

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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.