Home / 4,609.19-6,361.79-2,620.84

Finding the Fourth Proportional to 4,609.19, 6,361.79 and 2,620.84

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Solution

The fourth proportional to 4,609.19, 6,361.79 and 2,620.84 is: 3,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.19 : 6,361.79 = 2,620.84 : x
  2. Step 2: Convert to fraction form
    4,609.19/6,361.79 = 2,620.84/x
  3. Step 3: Cross multiply
    4,609.19x = 6,361.79 × 2,620.84
  4. Step 4: Simplify right side
    4,609.19x = 16,673,233.70
  5. Step 5: Solve for x
    x = 16,673,233.70/4,609.19
  6. Step 6: Final answer
    x = 3,617.39

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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.