Home / 9,986.56-14,971.20-4,796.08

Finding the Fourth Proportional to 9,986.56, 14,971.20 and 4,796.08

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Solution

The fourth proportional to 9,986.56, 14,971.20 and 4,796.08 is: 7,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.56 : 14,971.20 = 4,796.08 : x
  2. Step 2: Convert to fraction form
    9,986.56/14,971.20 = 4,796.08/x
  3. Step 3: Cross multiply
    9,986.56x = 14,971.20 × 4,796.08
  4. Step 4: Simplify right side
    9,986.56x = 71,803,072.90
  5. Step 5: Solve for x
    x = 71,803,072.90/9,986.56
  6. Step 6: Final answer
    x = 7,189.97

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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.