Home / 6,224.46-8,589.78-3,535.58

Finding the Fourth Proportional to 6,224.46, 8,589.78 and 3,535.58

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Solution

The fourth proportional to 6,224.46, 8,589.78 and 3,535.58 is: 4,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.46 : 8,589.78 = 3,535.58 : x
  2. Step 2: Convert to fraction form
    6,224.46/8,589.78 = 3,535.58/x
  3. Step 3: Cross multiply
    6,224.46x = 8,589.78 × 3,535.58
  4. Step 4: Simplify right side
    6,224.46x = 30,369,854.37
  5. Step 5: Solve for x
    x = 30,369,854.37/6,224.46
  6. Step 6: Final answer
    x = 4,879.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.