Home / 2,022.94-3,030.01-1,240.57

Finding the Fourth Proportional to 2,022.94, 3,030.01 and 1,240.57

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Solution

The fourth proportional to 2,022.94, 3,030.01 and 1,240.57 is: 1,858.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.94 : 3,030.01 = 1,240.57 : x
  2. Step 2: Convert to fraction form
    2,022.94/3,030.01 = 1,240.57/x
  3. Step 3: Cross multiply
    2,022.94x = 3,030.01 × 1,240.57
  4. Step 4: Simplify right side
    2,022.94x = 3,758,939.51
  5. Step 5: Solve for x
    x = 3,758,939.51/2,022.94
  6. Step 6: Final answer
    x = 1,858.16

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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.