Home / 6,504.30-9,755.46-2,121.75

Finding the Fourth Proportional to 6,504.30, 9,755.46 and 2,121.75

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Solution

The fourth proportional to 6,504.30, 9,755.46 and 2,121.75 is: 3,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.30 : 9,755.46 = 2,121.75 : x
  2. Step 2: Convert to fraction form
    6,504.30/9,755.46 = 2,121.75/x
  3. Step 3: Cross multiply
    6,504.30x = 9,755.46 × 2,121.75
  4. Step 4: Simplify right side
    6,504.30x = 20,698,647.26
  5. Step 5: Solve for x
    x = 20,698,647.26/6,504.30
  6. Step 6: Final answer
    x = 3,182.30

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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.