Home / 9,108.24-13,658.04-3,912

Finding the Fourth Proportional to 9,108.24, 13,658.04 and 3,912

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Solution

The fourth proportional to 9,108.24, 13,658.04 and 3,912 is: 5,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.24 : 13,658.04 = 3,912 : x
  2. Step 2: Convert to fraction form
    9,108.24/13,658.04 = 3,912/x
  3. Step 3: Cross multiply
    9,108.24x = 13,658.04 × 3,912
  4. Step 4: Simplify right side
    9,108.24x = 53,430,252.48
  5. Step 5: Solve for x
    x = 53,430,252.48/9,108.24
  6. Step 6: Final answer
    x = 5,866.14

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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.