Home / 4,612.29-6,357.49-3,198.03

Finding the Fourth Proportional to 4,612.29, 6,357.49 and 3,198.03

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Solution

The fourth proportional to 4,612.29, 6,357.49 and 3,198.03 is: 4,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.29 : 6,357.49 = 3,198.03 : x
  2. Step 2: Convert to fraction form
    4,612.29/6,357.49 = 3,198.03/x
  3. Step 3: Cross multiply
    4,612.29x = 6,357.49 × 3,198.03
  4. Step 4: Simplify right side
    4,612.29x = 20,331,443.74
  5. Step 5: Solve for x
    x = 20,331,443.74/4,612.29
  6. Step 6: Final answer
    x = 4,408.10

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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.