Home / 3,531.26-5,297.68-1,191.36

Finding the Fourth Proportional to 3,531.26, 5,297.68 and 1,191.36

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Solution

The fourth proportional to 3,531.26, 5,297.68 and 1,191.36 is: 1,787.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.26 : 5,297.68 = 1,191.36 : x
  2. Step 2: Convert to fraction form
    3,531.26/5,297.68 = 1,191.36/x
  3. Step 3: Cross multiply
    3,531.26x = 5,297.68 × 1,191.36
  4. Step 4: Simplify right side
    3,531.26x = 6,311,444.04
  5. Step 5: Solve for x
    x = 6,311,444.04/3,531.26
  6. Step 6: Final answer
    x = 1,787.31

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1.5x scale

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.