Home / 4,079.38-6,120.98-2,230.42

Finding the Fourth Proportional to 4,079.38, 6,120.98 and 2,230.42

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Solution

The fourth proportional to 4,079.38, 6,120.98 and 2,230.42 is: 3,346.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.38 : 6,120.98 = 2,230.42 : x
  2. Step 2: Convert to fraction form
    4,079.38/6,120.98 = 2,230.42/x
  3. Step 3: Cross multiply
    4,079.38x = 6,120.98 × 2,230.42
  4. Step 4: Simplify right side
    4,079.38x = 13,652,356.21
  5. Step 5: Solve for x
    x = 13,652,356.21/4,079.38
  6. Step 6: Final answer
    x = 3,346.67

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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.