Home / 1,396.17-2,092.32-1,166.49

Finding the Fourth Proportional to 1,396.17, 2,092.32 and 1,166.49

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Solution

The fourth proportional to 1,396.17, 2,092.32 and 1,166.49 is: 1,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.17 : 2,092.32 = 1,166.49 : x
  2. Step 2: Convert to fraction form
    1,396.17/2,092.32 = 1,166.49/x
  3. Step 3: Cross multiply
    1,396.17x = 2,092.32 × 1,166.49
  4. Step 4: Simplify right side
    1,396.17x = 2,440,670.36
  5. Step 5: Solve for x
    x = 2,440,670.36/1,396.17
  6. Step 6: Final answer
    x = 1,748.12

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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.