Home / 4,609.69-6,361.41-2,620.15

Finding the Fourth Proportional to 4,609.69, 6,361.41 and 2,620.15

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Solution

The fourth proportional to 4,609.69, 6,361.41 and 2,620.15 is: 3,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.69 : 6,361.41 = 2,620.15 : x
  2. Step 2: Convert to fraction form
    4,609.69/6,361.41 = 2,620.15/x
  3. Step 3: Cross multiply
    4,609.69x = 6,361.41 × 2,620.15
  4. Step 4: Simplify right side
    4,609.69x = 16,667,848.41
  5. Step 5: Solve for x
    x = 16,667,848.41/4,609.69
  6. Step 6: Final answer
    x = 3,615.83

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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.