Home / 6,520.76-9,785.98-3,601.56

Finding the Fourth Proportional to 6,520.76, 9,785.98 and 3,601.56

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Solution

The fourth proportional to 6,520.76, 9,785.98 and 3,601.56 is: 5,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.76 : 9,785.98 = 3,601.56 : x
  2. Step 2: Convert to fraction form
    6,520.76/9,785.98 = 3,601.56/x
  3. Step 3: Cross multiply
    6,520.76x = 9,785.98 × 3,601.56
  4. Step 4: Simplify right side
    6,520.76x = 35,244,794.13
  5. Step 5: Solve for x
    x = 35,244,794.13/6,520.76
  6. Step 6: Final answer
    x = 5,405.01

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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.