Home / 5,509.14-8,264.92-2,585.85

Finding the Fourth Proportional to 5,509.14, 8,264.92 and 2,585.85

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Solution

The fourth proportional to 5,509.14, 8,264.92 and 2,585.85 is: 3,879.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.14 : 8,264.92 = 2,585.85 : x
  2. Step 2: Convert to fraction form
    5,509.14/8,264.92 = 2,585.85/x
  3. Step 3: Cross multiply
    5,509.14x = 8,264.92 × 2,585.85
  4. Step 4: Simplify right side
    5,509.14x = 21,371,843.38
  5. Step 5: Solve for x
    x = 21,371,843.38/5,509.14
  6. Step 6: Final answer
    x = 3,879.34

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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.