Home / 7,380.41-11,072.24-2,186.69

Finding the Fourth Proportional to 7,380.41, 11,072.24 and 2,186.69

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Solution

The fourth proportional to 7,380.41, 11,072.24 and 2,186.69 is: 3,280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.41 : 11,072.24 = 2,186.69 : x
  2. Step 2: Convert to fraction form
    7,380.41/11,072.24 = 2,186.69/x
  3. Step 3: Cross multiply
    7,380.41x = 11,072.24 × 2,186.69
  4. Step 4: Simplify right side
    7,380.41x = 24,211,490.19
  5. Step 5: Solve for x
    x = 24,211,490.19/7,380.41
  6. Step 6: Final answer
    x = 3,280.51

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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.