Home / 6,464.09-9,697.35-2,080.37

Finding the Fourth Proportional to 6,464.09, 9,697.35 and 2,080.37

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Solution

The fourth proportional to 6,464.09, 9,697.35 and 2,080.37 is: 3,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464.09 : 9,697.35 = 2,080.37 : x
  2. Step 2: Convert to fraction form
    6,464.09/9,697.35 = 2,080.37/x
  3. Step 3: Cross multiply
    6,464.09x = 9,697.35 × 2,080.37
  4. Step 4: Simplify right side
    6,464.09x = 20,174,027.53
  5. Step 5: Solve for x
    x = 20,174,027.53/6,464.09
  6. Step 6: Final answer
    x = 3,120.94

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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.