Home / 3,531.51-5,299.20-1,192.23

Finding the Fourth Proportional to 3,531.51, 5,299.20 and 1,192.23

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Solution

The fourth proportional to 3,531.51, 5,299.20 and 1,192.23 is: 1,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.51 : 5,299.20 = 1,192.23 : x
  2. Step 2: Convert to fraction form
    3,531.51/5,299.20 = 1,192.23/x
  3. Step 3: Cross multiply
    3,531.51x = 5,299.20 × 1,192.23
  4. Step 4: Simplify right side
    3,531.51x = 6,317,865.22
  5. Step 5: Solve for x
    x = 6,317,865.22/3,531.51
  6. Step 6: Final answer
    x = 1,789.00

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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.