Home / 5,408.86-7,464.24-3,019.04

Finding the Fourth Proportional to 5,408.86, 7,464.24 and 3,019.04

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Solution

The fourth proportional to 5,408.86, 7,464.24 and 3,019.04 is: 4,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.86 : 7,464.24 = 3,019.04 : x
  2. Step 2: Convert to fraction form
    5,408.86/7,464.24 = 3,019.04/x
  3. Step 3: Cross multiply
    5,408.86x = 7,464.24 × 3,019.04
  4. Step 4: Simplify right side
    5,408.86x = 22,534,839.13
  5. Step 5: Solve for x
    x = 22,534,839.13/5,408.86
  6. Step 6: Final answer
    x = 4,166.28

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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.