Home / 2,013.87-3,020.90-552.83

Finding the Fourth Proportional to 2,013.87, 3,020.90 and 552.83

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Solution

The fourth proportional to 2,013.87, 3,020.90 and 552.83 is: 829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.87 : 3,020.90 = 552.83 : x
  2. Step 2: Convert to fraction form
    2,013.87/3,020.90 = 552.83/x
  3. Step 3: Cross multiply
    2,013.87x = 3,020.90 × 552.83
  4. Step 4: Simplify right side
    2,013.87x = 1,670,026.28
  5. Step 5: Solve for x
    x = 1,670,026.28/2,013.87
  6. Step 6: Final answer
    x = 829.26

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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.