Home / 9,406.06-14,102.70-3,857.80

Finding the Fourth Proportional to 9,406.06, 14,102.70 and 3,857.80

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Solution

The fourth proportional to 9,406.06, 14,102.70 and 3,857.80 is: 5,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,406.06 : 14,102.70 = 3,857.80 : x
  2. Step 2: Convert to fraction form
    9,406.06/14,102.70 = 3,857.80/x
  3. Step 3: Cross multiply
    9,406.06x = 14,102.70 × 3,857.80
  4. Step 4: Simplify right side
    9,406.06x = 54,405,396.06
  5. Step 5: Solve for x
    x = 54,405,396.06/9,406.06
  6. Step 6: Final answer
    x = 5,784.08

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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.