Home / 9,620.80-14,431.24-3,047.02

Finding the Fourth Proportional to 9,620.80, 14,431.24 and 3,047.02

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Solution

The fourth proportional to 9,620.80, 14,431.24 and 3,047.02 is: 4,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.80 : 14,431.24 = 3,047.02 : x
  2. Step 2: Convert to fraction form
    9,620.80/14,431.24 = 3,047.02/x
  3. Step 3: Cross multiply
    9,620.80x = 14,431.24 × 3,047.02
  4. Step 4: Simplify right side
    9,620.80x = 43,972,276.90
  5. Step 5: Solve for x
    x = 43,972,276.90/9,620.80
  6. Step 6: Final answer
    x = 4,570.54

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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.