Home / 11,890.98-17,842.64-6,047.60

Finding the Fourth Proportional to 11,890.98, 17,842.64 and 6,047.60

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Solution

The fourth proportional to 11,890.98, 17,842.64 and 6,047.60 is: 9,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.98 : 17,842.64 = 6,047.60 : x
  2. Step 2: Convert to fraction form
    11,890.98/17,842.64 = 6,047.60/x
  3. Step 3: Cross multiply
    11,890.98x = 17,842.64 × 6,047.60
  4. Step 4: Simplify right side
    11,890.98x = 107,905,030.21
  5. Step 5: Solve for x
    x = 107,905,030.21/11,890.98
  6. Step 6: Final answer
    x = 9,074.53

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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.