Home / 6,448.21-9,672.99-2,750.83

Finding the Fourth Proportional to 6,448.21, 9,672.99 and 2,750.83

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Solution

The fourth proportional to 6,448.21, 9,672.99 and 2,750.83 is: 4,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448.21 : 9,672.99 = 2,750.83 : x
  2. Step 2: Convert to fraction form
    6,448.21/9,672.99 = 2,750.83/x
  3. Step 3: Cross multiply
    6,448.21x = 9,672.99 × 2,750.83
  4. Step 4: Simplify right side
    6,448.21x = 26,608,751.08
  5. Step 5: Solve for x
    x = 26,608,751.08/6,448.21
  6. Step 6: Final answer
    x = 4,126.53

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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.