Home / 6,687.02-10,039.17-3,611.18

Finding the Fourth Proportional to 6,687.02, 10,039.17 and 3,611.18

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Solution

The fourth proportional to 6,687.02, 10,039.17 and 3,611.18 is: 5,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.02 : 10,039.17 = 3,611.18 : x
  2. Step 2: Convert to fraction form
    6,687.02/10,039.17 = 3,611.18/x
  3. Step 3: Cross multiply
    6,687.02x = 10,039.17 × 3,611.18
  4. Step 4: Simplify right side
    6,687.02x = 36,253,249.92
  5. Step 5: Solve for x
    x = 36,253,249.92/6,687.02
  6. Step 6: Final answer
    x = 5,421.44

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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.