Home / 9,163.30-13,742.18-3,898.26

Finding the Fourth Proportional to 9,163.30, 13,742.18 and 3,898.26

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Solution

The fourth proportional to 9,163.30, 13,742.18 and 3,898.26 is: 5,846.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.30 : 13,742.18 = 3,898.26 : x
  2. Step 2: Convert to fraction form
    9,163.30/13,742.18 = 3,898.26/x
  3. Step 3: Cross multiply
    9,163.30x = 13,742.18 × 3,898.26
  4. Step 4: Simplify right side
    9,163.30x = 53,570,590.61
  5. Step 5: Solve for x
    x = 53,570,590.61/9,163.30
  6. Step 6: Final answer
    x = 5,846.21

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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.