Home / 2,020.77-3,030.36-1,199.26

Finding the Fourth Proportional to 2,020.77, 3,030.36 and 1,199.26

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Solution

The fourth proportional to 2,020.77, 3,030.36 and 1,199.26 is: 1,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.77 : 3,030.36 = 1,199.26 : x
  2. Step 2: Convert to fraction form
    2,020.77/3,030.36 = 1,199.26/x
  3. Step 3: Cross multiply
    2,020.77x = 3,030.36 × 1,199.26
  4. Step 4: Simplify right side
    2,020.77x = 3,634,189.53
  5. Step 5: Solve for x
    x = 3,634,189.53/2,020.77
  6. Step 6: Final answer
    x = 1,798.42

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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.