Home / 8,767.41-13,155.22-5,072.75

Finding the Fourth Proportional to 8,767.41, 13,155.22 and 5,072.75

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Solution

The fourth proportional to 8,767.41, 13,155.22 and 5,072.75 is: 7,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.41 : 13,155.22 = 5,072.75 : x
  2. Step 2: Convert to fraction form
    8,767.41/13,155.22 = 5,072.75/x
  3. Step 3: Cross multiply
    8,767.41x = 13,155.22 × 5,072.75
  4. Step 4: Simplify right side
    8,767.41x = 66,733,176.28
  5. Step 5: Solve for x
    x = 66,733,176.28/8,767.41
  6. Step 6: Final answer
    x = 7,611.50

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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.