Home / 6,504.63-9,757.97-2,121.07

Finding the Fourth Proportional to 6,504.63, 9,757.97 and 2,121.07

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Solution

The fourth proportional to 6,504.63, 9,757.97 and 2,121.07 is: 3,181.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.63 : 9,757.97 = 2,121.07 : x
  2. Step 2: Convert to fraction form
    6,504.63/9,757.97 = 2,121.07/x
  3. Step 3: Cross multiply
    6,504.63x = 9,757.97 × 2,121.07
  4. Step 4: Simplify right side
    6,504.63x = 20,697,337.43
  5. Step 5: Solve for x
    x = 20,697,337.43/6,504.63
  6. Step 6: Final answer
    x = 3,181.94

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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.