Home / 9,235.42-13,835.61-5,479.27

Finding the Fourth Proportional to 9,235.42, 13,835.61 and 5,479.27

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Solution

The fourth proportional to 9,235.42, 13,835.61 and 5,479.27 is: 8,208.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.42 : 13,835.61 = 5,479.27 : x
  2. Step 2: Convert to fraction form
    9,235.42/13,835.61 = 5,479.27/x
  3. Step 3: Cross multiply
    9,235.42x = 13,835.61 × 5,479.27
  4. Step 4: Simplify right side
    9,235.42x = 75,809,028.76
  5. Step 5: Solve for x
    x = 75,809,028.76/9,235.42
  6. Step 6: Final answer
    x = 8,208.51

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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.