Home / 7,039.94-10,576.31-4,120.29

Finding the Fourth Proportional to 7,039.94, 10,576.31 and 4,120.29

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Solution

The fourth proportional to 7,039.94, 10,576.31 and 4,120.29 is: 6,190.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.94 : 10,576.31 = 4,120.29 : x
  2. Step 2: Convert to fraction form
    7,039.94/10,576.31 = 4,120.29/x
  3. Step 3: Cross multiply
    7,039.94x = 10,576.31 × 4,120.29
  4. Step 4: Simplify right side
    7,039.94x = 43,577,443.73
  5. Step 5: Solve for x
    x = 43,577,443.73/7,039.94
  6. Step 6: Final answer
    x = 6,190.03

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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.