Home / 9,136.39-13,693.54-4,449.37

Finding the Fourth Proportional to 9,136.39, 13,693.54 and 4,449.37

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Solution

The fourth proportional to 9,136.39, 13,693.54 and 4,449.37 is: 6,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.39 : 13,693.54 = 4,449.37 : x
  2. Step 2: Convert to fraction form
    9,136.39/13,693.54 = 4,449.37/x
  3. Step 3: Cross multiply
    9,136.39x = 13,693.54 × 4,449.37
  4. Step 4: Simplify right side
    9,136.39x = 60,927,672.01
  5. Step 5: Solve for x
    x = 60,927,672.01/9,136.39
  6. Step 6: Final answer
    x = 6,668.68

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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.