Home / 3,038.55-4,556.91-1,189.26

Finding the Fourth Proportional to 3,038.55, 4,556.91 and 1,189.26

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Solution

The fourth proportional to 3,038.55, 4,556.91 and 1,189.26 is: 1,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.55 : 4,556.91 = 1,189.26 : x
  2. Step 2: Convert to fraction form
    3,038.55/4,556.91 = 1,189.26/x
  3. Step 3: Cross multiply
    3,038.55x = 4,556.91 × 1,189.26
  4. Step 4: Simplify right side
    3,038.55x = 5,419,350.79
  5. Step 5: Solve for x
    x = 5,419,350.79/3,038.55
  6. Step 6: Final answer
    x = 1,783.53

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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.