Home / 5,585.20-8,371.97-1,886.16

Finding the Fourth Proportional to 5,585.20, 8,371.97 and 1,886.16

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Solution

The fourth proportional to 5,585.20, 8,371.97 and 1,886.16 is: 2,827.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.20 : 8,371.97 = 1,886.16 : x
  2. Step 2: Convert to fraction form
    5,585.20/8,371.97 = 1,886.16/x
  3. Step 3: Cross multiply
    5,585.20x = 8,371.97 × 1,886.16
  4. Step 4: Simplify right side
    5,585.20x = 15,790,874.94
  5. Step 5: Solve for x
    x = 15,790,874.94/5,585.20
  6. Step 6: Final answer
    x = 2,827.27

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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.