Home / 7,817.55-11,726.94-2,270.97

Finding the Fourth Proportional to 7,817.55, 11,726.94 and 2,270.97

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Solution

The fourth proportional to 7,817.55, 11,726.94 and 2,270.97 is: 3,406.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.55 : 11,726.94 = 2,270.97 : x
  2. Step 2: Convert to fraction form
    7,817.55/11,726.94 = 2,270.97/x
  3. Step 3: Cross multiply
    7,817.55x = 11,726.94 × 2,270.97
  4. Step 4: Simplify right side
    7,817.55x = 26,631,528.93
  5. Step 5: Solve for x
    x = 26,631,528.93/7,817.55
  6. Step 6: Final answer
    x = 3,406.63

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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.