Home / 9,009.24-12,434.97-5,474.81

Finding the Fourth Proportional to 9,009.24, 12,434.97 and 5,474.81

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Solution

The fourth proportional to 9,009.24, 12,434.97 and 5,474.81 is: 7,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.24 : 12,434.97 = 5,474.81 : x
  2. Step 2: Convert to fraction form
    9,009.24/12,434.97 = 5,474.81/x
  3. Step 3: Cross multiply
    9,009.24x = 12,434.97 × 5,474.81
  4. Step 4: Simplify right side
    9,009.24x = 68,079,035.93
  5. Step 5: Solve for x
    x = 68,079,035.93/9,009.24
  6. Step 6: Final answer
    x = 7,556.58

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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.