Home / 3,578.44-4,938.02-2,006.52

Finding the Fourth Proportional to 3,578.44, 4,938.02 and 2,006.52

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Solution

The fourth proportional to 3,578.44, 4,938.02 and 2,006.52 is: 2,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.44 : 4,938.02 = 2,006.52 : x
  2. Step 2: Convert to fraction form
    3,578.44/4,938.02 = 2,006.52/x
  3. Step 3: Cross multiply
    3,578.44x = 4,938.02 × 2,006.52
  4. Step 4: Simplify right side
    3,578.44x = 9,908,235.89
  5. Step 5: Solve for x
    x = 9,908,235.89/3,578.44
  6. Step 6: Final answer
    x = 2,768.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.