Home / 6,422.13-9,633.08-2,039.60

Finding the Fourth Proportional to 6,422.13, 9,633.08 and 2,039.60

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Solution

The fourth proportional to 6,422.13, 9,633.08 and 2,039.60 is: 3,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.13 : 9,633.08 = 2,039.60 : x
  2. Step 2: Convert to fraction form
    6,422.13/9,633.08 = 2,039.60/x
  3. Step 3: Cross multiply
    6,422.13x = 9,633.08 × 2,039.60
  4. Step 4: Simplify right side
    6,422.13x = 19,647,571.60
  5. Step 5: Solve for x
    x = 19,647,571.60/6,422.13
  6. Step 6: Final answer
    x = 3,059.35

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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.