Home / 9,247.94-12,761.23-5,268.81

Finding the Fourth Proportional to 9,247.94, 12,761.23 and 5,268.81

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Solution

The fourth proportional to 9,247.94, 12,761.23 and 5,268.81 is: 7,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.94 : 12,761.23 = 5,268.81 : x
  2. Step 2: Convert to fraction form
    9,247.94/12,761.23 = 5,268.81/x
  3. Step 3: Cross multiply
    9,247.94x = 12,761.23 × 5,268.81
  4. Step 4: Simplify right side
    9,247.94x = 67,236,496.24
  5. Step 5: Solve for x
    x = 67,236,496.24/9,247.94
  6. Step 6: Final answer
    x = 7,270.43

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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.