Home / 4,420.80-6,100.41-2,431.44

Finding the Fourth Proportional to 4,420.80, 6,100.41 and 2,431.44

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Solution

The fourth proportional to 4,420.80, 6,100.41 and 2,431.44 is: 3,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.80 : 6,100.41 = 2,431.44 : x
  2. Step 2: Convert to fraction form
    4,420.80/6,100.41 = 2,431.44/x
  3. Step 3: Cross multiply
    4,420.80x = 6,100.41 × 2,431.44
  4. Step 4: Simplify right side
    4,420.80x = 14,832,780.89
  5. Step 5: Solve for x
    x = 14,832,780.89/4,420.80
  6. Step 6: Final answer
    x = 3,355.23

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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.