Home / 6,520.08-8,997.46-3,535.86

Finding the Fourth Proportional to 6,520.08, 8,997.46 and 3,535.86

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Solution

The fourth proportional to 6,520.08, 8,997.46 and 3,535.86 is: 4,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.08 : 8,997.46 = 3,535.86 : x
  2. Step 2: Convert to fraction form
    6,520.08/8,997.46 = 3,535.86/x
  3. Step 3: Cross multiply
    6,520.08x = 8,997.46 × 3,535.86
  4. Step 4: Simplify right side
    6,520.08x = 31,813,758.92
  5. Step 5: Solve for x
    x = 31,813,758.92/6,520.08
  6. Step 6: Final answer
    x = 4,879.35

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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.