Home / 2,022.51-2,791.27-1,237.08

Finding the Fourth Proportional to 2,022.51, 2,791.27 and 1,237.08

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Solution

The fourth proportional to 2,022.51, 2,791.27 and 1,237.08 is: 1,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.51 : 2,791.27 = 1,237.08 : x
  2. Step 2: Convert to fraction form
    2,022.51/2,791.27 = 1,237.08/x
  3. Step 3: Cross multiply
    2,022.51x = 2,791.27 × 1,237.08
  4. Step 4: Simplify right side
    2,022.51x = 3,453,024.29
  5. Step 5: Solve for x
    x = 3,453,024.29/2,022.51
  6. Step 6: Final answer
    x = 1,707.30

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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.