Home / 5,396.48-8,095.74-2,109.36

Finding the Fourth Proportional to 5,396.48, 8,095.74 and 2,109.36

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Solution

The fourth proportional to 5,396.48, 8,095.74 and 2,109.36 is: 3,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.48 : 8,095.74 = 2,109.36 : x
  2. Step 2: Convert to fraction form
    5,396.48/8,095.74 = 2,109.36/x
  3. Step 3: Cross multiply
    5,396.48x = 8,095.74 × 2,109.36
  4. Step 4: Simplify right side
    5,396.48x = 17,076,819.58
  5. Step 5: Solve for x
    x = 17,076,819.58/5,396.48
  6. Step 6: Final answer
    x = 3,164.44

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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.