Home / 9,634.48-14,442-3,788.80

Finding the Fourth Proportional to 9,634.48, 14,442 and 3,788.80

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Solution

The fourth proportional to 9,634.48, 14,442 and 3,788.80 is: 5,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.48 : 14,442 = 3,788.80 : x
  2. Step 2: Convert to fraction form
    9,634.48/14,442 = 3,788.80/x
  3. Step 3: Cross multiply
    9,634.48x = 14,442 × 3,788.80
  4. Step 4: Simplify right side
    9,634.48x = 54,717,849.60
  5. Step 5: Solve for x
    x = 54,717,849.60/9,634.48
  6. Step 6: Final answer
    x = 5,679.38

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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.