Home / 6,408.60-9,612.84-2,247.63

Finding the Fourth Proportional to 6,408.60, 9,612.84 and 2,247.63

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Solution

The fourth proportional to 6,408.60, 9,612.84 and 2,247.63 is: 3,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.60 : 9,612.84 = 2,247.63 : x
  2. Step 2: Convert to fraction form
    6,408.60/9,612.84 = 2,247.63/x
  3. Step 3: Cross multiply
    6,408.60x = 9,612.84 × 2,247.63
  4. Step 4: Simplify right side
    6,408.60x = 21,606,107.57
  5. Step 5: Solve for x
    x = 21,606,107.57/6,408.60
  6. Step 6: Final answer
    x = 3,371.42

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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.