Home / 5,408.12-7,463.21-2,924.12

Finding the Fourth Proportional to 5,408.12, 7,463.21 and 2,924.12

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Solution

The fourth proportional to 5,408.12, 7,463.21 and 2,924.12 is: 4,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.12 : 7,463.21 = 2,924.12 : x
  2. Step 2: Convert to fraction form
    5,408.12/7,463.21 = 2,924.12/x
  3. Step 3: Cross multiply
    5,408.12x = 7,463.21 × 2,924.12
  4. Step 4: Simplify right side
    5,408.12x = 21,823,321.63
  5. Step 5: Solve for x
    x = 21,823,321.63/5,408.12
  6. Step 6: Final answer
    x = 4,035.29

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1.5x scale

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.