Home / 3,658.44-5,491.08-2,012.70

Finding the Fourth Proportional to 3,658.44, 5,491.08 and 2,012.70

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Solution

The fourth proportional to 3,658.44, 5,491.08 and 2,012.70 is: 3,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.44 : 5,491.08 = 2,012.70 : x
  2. Step 2: Convert to fraction form
    3,658.44/5,491.08 = 2,012.70/x
  3. Step 3: Cross multiply
    3,658.44x = 5,491.08 × 2,012.70
  4. Step 4: Simplify right side
    3,658.44x = 11,051,896.72
  5. Step 5: Solve for x
    x = 11,051,896.72/3,658.44
  6. Step 6: Final answer
    x = 3,020.93

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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.