Home / 9,349.36-14,022.38-3,425

Finding the Fourth Proportional to 9,349.36, 14,022.38 and 3,425

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Solution

The fourth proportional to 9,349.36, 14,022.38 and 3,425 is: 5,136.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.36 : 14,022.38 = 3,425 : x
  2. Step 2: Convert to fraction form
    9,349.36/14,022.38 = 3,425/x
  3. Step 3: Cross multiply
    9,349.36x = 14,022.38 × 3,425
  4. Step 4: Simplify right side
    9,349.36x = 48,026,651.50
  5. Step 5: Solve for x
    x = 48,026,651.50/9,349.36
  6. Step 6: Final answer
    x = 5,136.89

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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.