Home / 1,958.19-2,701.53-1,259.97

Finding the Fourth Proportional to 1,958.19, 2,701.53 and 1,259.97

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Solution

The fourth proportional to 1,958.19, 2,701.53 and 1,259.97 is: 1,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.19 : 2,701.53 = 1,259.97 : x
  2. Step 2: Convert to fraction form
    1,958.19/2,701.53 = 1,259.97/x
  3. Step 3: Cross multiply
    1,958.19x = 2,701.53 × 1,259.97
  4. Step 4: Simplify right side
    1,958.19x = 3,403,846.75
  5. Step 5: Solve for x
    x = 3,403,846.75/1,958.19
  6. Step 6: Final answer
    x = 1,738.26

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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.