Home / 2,022.63-2,790.99-1,126.23

Finding the Fourth Proportional to 2,022.63, 2,790.99 and 1,126.23

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Solution

The fourth proportional to 2,022.63, 2,790.99 and 1,126.23 is: 1,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.63 : 2,790.99 = 1,126.23 : x
  2. Step 2: Convert to fraction form
    2,022.63/2,790.99 = 1,126.23/x
  3. Step 3: Cross multiply
    2,022.63x = 2,790.99 × 1,126.23
  4. Step 4: Simplify right side
    2,022.63x = 3,143,296.67
  5. Step 5: Solve for x
    x = 3,143,296.67/2,022.63
  6. Step 6: Final answer
    x = 1,554.06

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1.5x scale

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.