Home / 5,408.68-7,465.22-3,313.96

Finding the Fourth Proportional to 5,408.68, 7,465.22 and 3,313.96

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Solution

The fourth proportional to 5,408.68, 7,465.22 and 3,313.96 is: 4,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.68 : 7,465.22 = 3,313.96 : x
  2. Step 2: Convert to fraction form
    5,408.68/7,465.22 = 3,313.96/x
  3. Step 3: Cross multiply
    5,408.68x = 7,465.22 × 3,313.96
  4. Step 4: Simplify right side
    5,408.68x = 24,739,440.47
  5. Step 5: Solve for x
    x = 24,739,440.47/5,408.68
  6. Step 6: Final answer
    x = 4,574.03

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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.