Home / 6,181.09-8,529.78-3,528.44

Finding the Fourth Proportional to 6,181.09, 8,529.78 and 3,528.44

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Solution

The fourth proportional to 6,181.09, 8,529.78 and 3,528.44 is: 4,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.09 : 8,529.78 = 3,528.44 : x
  2. Step 2: Convert to fraction form
    6,181.09/8,529.78 = 3,528.44/x
  3. Step 3: Cross multiply
    6,181.09x = 8,529.78 × 3,528.44
  4. Step 4: Simplify right side
    6,181.09x = 30,096,816.94
  5. Step 5: Solve for x
    x = 30,096,816.94/6,181.09
  6. Step 6: Final answer
    x = 4,869.18

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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.