Home / 5,376.23-8,066.24-1,679.39

Finding the Fourth Proportional to 5,376.23, 8,066.24 and 1,679.39

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Solution

The fourth proportional to 5,376.23, 8,066.24 and 1,679.39 is: 2,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.23 : 8,066.24 = 1,679.39 : x
  2. Step 2: Convert to fraction form
    5,376.23/8,066.24 = 1,679.39/x
  3. Step 3: Cross multiply
    5,376.23x = 8,066.24 × 1,679.39
  4. Step 4: Simplify right side
    5,376.23x = 13,546,362.79
  5. Step 5: Solve for x
    x = 13,546,362.79/5,376.23
  6. Step 6: Final answer
    x = 2,519.68

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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.