Home / 6,679.35-10,018.97-3,558.55

Finding the Fourth Proportional to 6,679.35, 10,018.97 and 3,558.55

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Solution

The fourth proportional to 6,679.35, 10,018.97 and 3,558.55 is: 5,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.35 : 10,018.97 = 3,558.55 : x
  2. Step 2: Convert to fraction form
    6,679.35/10,018.97 = 3,558.55/x
  3. Step 3: Cross multiply
    6,679.35x = 10,018.97 × 3,558.55
  4. Step 4: Simplify right side
    6,679.35x = 35,652,942.71
  5. Step 5: Solve for x
    x = 35,652,942.71/6,679.35
  6. Step 6: Final answer
    x = 5,337.79

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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.