Home / 1,396.77-2,092.53-1,167.14

Finding the Fourth Proportional to 1,396.77, 2,092.53 and 1,167.14

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Solution

The fourth proportional to 1,396.77, 2,092.53 and 1,167.14 is: 1,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.77 : 2,092.53 = 1,167.14 : x
  2. Step 2: Convert to fraction form
    1,396.77/2,092.53 = 1,167.14/x
  3. Step 3: Cross multiply
    1,396.77x = 2,092.53 × 1,167.14
  4. Step 4: Simplify right side
    1,396.77x = 2,442,263.45
  5. Step 5: Solve for x
    x = 2,442,263.45/1,396.77
  6. Step 6: Final answer
    x = 1,748.51

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1.5x scale

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.