Home / 1,536.05-2,116.72-1,092.71

Finding the Fourth Proportional to 1,536.05, 2,116.72 and 1,092.71

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Solution

The fourth proportional to 1,536.05, 2,116.72 and 1,092.71 is: 1,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.05 : 2,116.72 = 1,092.71 : x
  2. Step 2: Convert to fraction form
    1,536.05/2,116.72 = 1,092.71/x
  3. Step 3: Cross multiply
    1,536.05x = 2,116.72 × 1,092.71
  4. Step 4: Simplify right side
    1,536.05x = 2,312,961.11
  5. Step 5: Solve for x
    x = 2,312,961.11/1,536.05
  6. Step 6: Final answer
    x = 1,505.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.