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Finding the Fourth Proportional to 11,373.86, 17,060.79 and 4,443.50

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Solution

The fourth proportional to 11,373.86, 17,060.79 and 4,443.50 is: 6,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.86 : 17,060.79 = 4,443.50 : x
  2. Step 2: Convert to fraction form
    11,373.86/17,060.79 = 4,443.50/x
  3. Step 3: Cross multiply
    11,373.86x = 17,060.79 × 4,443.50
  4. Step 4: Simplify right side
    11,373.86x = 75,809,620.37
  5. Step 5: Solve for x
    x = 75,809,620.37/11,373.86
  6. Step 6: Final answer
    x = 6,665.25

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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.