Home / 4,408.83-6,616.89-1,813.59

Finding the Fourth Proportional to 4,408.83, 6,616.89 and 1,813.59

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Solution

The fourth proportional to 4,408.83, 6,616.89 and 1,813.59 is: 2,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.83 : 6,616.89 = 1,813.59 : x
  2. Step 2: Convert to fraction form
    4,408.83/6,616.89 = 1,813.59/x
  3. Step 3: Cross multiply
    4,408.83x = 6,616.89 × 1,813.59
  4. Step 4: Simplify right side
    4,408.83x = 12,000,325.54
  5. Step 5: Solve for x
    x = 12,000,325.54/4,408.83
  6. Step 6: Final answer
    x = 2,721.88

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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.