Home / 5,384.48-8,082.05-4,408.86

Finding the Fourth Proportional to 5,384.48, 8,082.05 and 4,408.86

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Solution

The fourth proportional to 5,384.48, 8,082.05 and 4,408.86 is: 6,617.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.48 : 8,082.05 = 4,408.86 : x
  2. Step 2: Convert to fraction form
    5,384.48/8,082.05 = 4,408.86/x
  3. Step 3: Cross multiply
    5,384.48x = 8,082.05 × 4,408.86
  4. Step 4: Simplify right side
    5,384.48x = 35,632,635.23
  5. Step 5: Solve for x
    x = 35,632,635.23/5,384.48
  6. Step 6: Final answer
    x = 6,617.66

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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.