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Finding the Fourth Proportional to 1,336, 1,841 and 1,330.88

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Solution

The fourth proportional to 1,336, 1,841 and 1,330.88 is: 1,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336 : 1,841 = 1,330.88 : x
  2. Step 2: Convert to fraction form
    1,336/1,841 = 1,330.88/x
  3. Step 3: Cross multiply
    1,336x = 1,841 × 1,330.88
  4. Step 4: Simplify right side
    1,336x = 2,450,150.08
  5. Step 5: Solve for x
    x = 2,450,150.08/1,336
  6. Step 6: Final answer
    x = 1,833.94

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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.