Home / 2,302.25-3,453.26-742.23

Finding the Fourth Proportional to 2,302.25, 3,453.26 and 742.23

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Solution

The fourth proportional to 2,302.25, 3,453.26 and 742.23 is: 1,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.25 : 3,453.26 = 742.23 : x
  2. Step 2: Convert to fraction form
    2,302.25/3,453.26 = 742.23/x
  3. Step 3: Cross multiply
    2,302.25x = 3,453.26 × 742.23
  4. Step 4: Simplify right side
    2,302.25x = 2,563,109.46
  5. Step 5: Solve for x
    x = 2,563,109.46/2,302.25
  6. Step 6: Final answer
    x = 1,113.31

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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.