Home / 6,519.68-8,997.11-3,535.52

Finding the Fourth Proportional to 6,519.68, 8,997.11 and 3,535.52

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Solution

The fourth proportional to 6,519.68, 8,997.11 and 3,535.52 is: 4,878.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.68 : 8,997.11 = 3,535.52 : x
  2. Step 2: Convert to fraction form
    6,519.68/8,997.11 = 3,535.52/x
  3. Step 3: Cross multiply
    6,519.68x = 8,997.11 × 3,535.52
  4. Step 4: Simplify right side
    6,519.68x = 31,809,493.68
  5. Step 5: Solve for x
    x = 31,809,493.68/6,519.68
  6. Step 6: Final answer
    x = 4,878.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.