Home / 7,576.02-11,362.21-3,191.09

Finding the Fourth Proportional to 7,576.02, 11,362.21 and 3,191.09

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Solution

The fourth proportional to 7,576.02, 11,362.21 and 3,191.09 is: 4,785.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.02 : 11,362.21 = 3,191.09 : x
  2. Step 2: Convert to fraction form
    7,576.02/11,362.21 = 3,191.09/x
  3. Step 3: Cross multiply
    7,576.02x = 11,362.21 × 3,191.09
  4. Step 4: Simplify right side
    7,576.02x = 36,257,769.92
  5. Step 5: Solve for x
    x = 36,257,769.92/7,576.02
  6. Step 6: Final answer
    x = 4,785.86

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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.