Home / 5,718.84-8,578.92-2,020.26

Finding the Fourth Proportional to 5,718.84, 8,578.92 and 2,020.26

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Solution

The fourth proportional to 5,718.84, 8,578.92 and 2,020.26 is: 3,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.84 : 8,578.92 = 2,020.26 : x
  2. Step 2: Convert to fraction form
    5,718.84/8,578.92 = 2,020.26/x
  3. Step 3: Cross multiply
    5,718.84x = 8,578.92 × 2,020.26
  4. Step 4: Simplify right side
    5,718.84x = 17,331,648.92
  5. Step 5: Solve for x
    x = 17,331,648.92/5,718.84
  6. Step 6: Final answer
    x = 3,030.62

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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.