Home / 6,321.53-9,434.23-5,620.92

Finding the Fourth Proportional to 6,321.53, 9,434.23 and 5,620.92

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Solution

The fourth proportional to 6,321.53, 9,434.23 and 5,620.92 is: 8,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.53 : 9,434.23 = 5,620.92 : x
  2. Step 2: Convert to fraction form
    6,321.53/9,434.23 = 5,620.92/x
  3. Step 3: Cross multiply
    6,321.53x = 9,434.23 × 5,620.92
  4. Step 4: Simplify right side
    6,321.53x = 53,029,052.09
  5. Step 5: Solve for x
    x = 53,029,052.09/6,321.53
  6. Step 6: Final answer
    x = 8,388.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.