Home / 7,840.26-11,760.84-2,293.92

Finding the Fourth Proportional to 7,840.26, 11,760.84 and 2,293.92

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Solution

The fourth proportional to 7,840.26, 11,760.84 and 2,293.92 is: 3,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.26 : 11,760.84 = 2,293.92 : x
  2. Step 2: Convert to fraction form
    7,840.26/11,760.84 = 2,293.92/x
  3. Step 3: Cross multiply
    7,840.26x = 11,760.84 × 2,293.92
  4. Step 4: Simplify right side
    7,840.26x = 26,978,426.09
  5. Step 5: Solve for x
    x = 26,978,426.09/7,840.26
  6. Step 6: Final answer
    x = 3,441.01

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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.