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Finding the Fourth Proportional to 11,357.73, 17,036.73 and 4,340.97

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Solution

The fourth proportional to 11,357.73, 17,036.73 and 4,340.97 is: 6,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.73 : 17,036.73 = 4,340.97 : x
  2. Step 2: Convert to fraction form
    11,357.73/17,036.73 = 4,340.97/x
  3. Step 3: Cross multiply
    11,357.73x = 17,036.73 × 4,340.97
  4. Step 4: Simplify right side
    11,357.73x = 73,955,933.83
  5. Step 5: Solve for x
    x = 73,955,933.83/11,357.73
  6. Step 6: Final answer
    x = 6,511.51

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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.