Home / 7,810.44-11,720.22-2,883.54

Finding the Fourth Proportional to 7,810.44, 11,720.22 and 2,883.54

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Solution

The fourth proportional to 7,810.44, 11,720.22 and 2,883.54 is: 4,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810.44 : 11,720.22 = 2,883.54 : x
  2. Step 2: Convert to fraction form
    7,810.44/11,720.22 = 2,883.54/x
  3. Step 3: Cross multiply
    7,810.44x = 11,720.22 × 2,883.54
  4. Step 4: Simplify right side
    7,810.44x = 33,795,723.18
  5. Step 5: Solve for x
    x = 33,795,723.18/7,810.44
  6. Step 6: Final answer
    x = 4,326.99

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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.