Home / 1,711.26-2,361.24-965.07

Finding the Fourth Proportional to 1,711.26, 2,361.24 and 965.07

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Solution

The fourth proportional to 1,711.26, 2,361.24 and 965.07 is: 1,331.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.26 : 2,361.24 = 965.07 : x
  2. Step 2: Convert to fraction form
    1,711.26/2,361.24 = 965.07/x
  3. Step 3: Cross multiply
    1,711.26x = 2,361.24 × 965.07
  4. Step 4: Simplify right side
    1,711.26x = 2,278,761.89
  5. Step 5: Solve for x
    x = 2,278,761.89/1,711.26
  6. Step 6: Final answer
    x = 1,331.63

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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.