Home / 9,013.88-13,521.74-3,471.86

Finding the Fourth Proportional to 9,013.88, 13,521.74 and 3,471.86

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Solution

The fourth proportional to 9,013.88, 13,521.74 and 3,471.86 is: 5,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.88 : 13,521.74 = 3,471.86 : x
  2. Step 2: Convert to fraction form
    9,013.88/13,521.74 = 3,471.86/x
  3. Step 3: Cross multiply
    9,013.88x = 13,521.74 × 3,471.86
  4. Step 4: Simplify right side
    9,013.88x = 46,945,604.68
  5. Step 5: Solve for x
    x = 46,945,604.68/9,013.88
  6. Step 6: Final answer
    x = 5,208.14

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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.