Home / 3,485.26-5,228.36-1,020.26

Finding the Fourth Proportional to 3,485.26, 5,228.36 and 1,020.26

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Solution

The fourth proportional to 3,485.26, 5,228.36 and 1,020.26 is: 1,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.26 : 5,228.36 = 1,020.26 : x
  2. Step 2: Convert to fraction form
    3,485.26/5,228.36 = 1,020.26/x
  3. Step 3: Cross multiply
    3,485.26x = 5,228.36 × 1,020.26
  4. Step 4: Simplify right side
    3,485.26x = 5,334,286.57
  5. Step 5: Solve for x
    x = 5,334,286.57/3,485.26
  6. Step 6: Final answer
    x = 1,530.53

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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.