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Finding the Fourth Proportional to 11,798.96, 17,699.54 and 3,901.50

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Solution

The fourth proportional to 11,798.96, 17,699.54 and 3,901.50 is: 5,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.96 : 17,699.54 = 3,901.50 : x
  2. Step 2: Convert to fraction form
    11,798.96/17,699.54 = 3,901.50/x
  3. Step 3: Cross multiply
    11,798.96x = 17,699.54 × 3,901.50
  4. Step 4: Simplify right side
    11,798.96x = 69,054,735.80
  5. Step 5: Solve for x
    x = 69,054,735.80/11,798.96
  6. Step 6: Final answer
    x = 5,852.61

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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.