Home / 4,021.49-6,028.11-1,555.35

Finding the Fourth Proportional to 4,021.49, 6,028.11 and 1,555.35

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Solution

The fourth proportional to 4,021.49, 6,028.11 and 1,555.35 is: 2,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.49 : 6,028.11 = 1,555.35 : x
  2. Step 2: Convert to fraction form
    4,021.49/6,028.11 = 1,555.35/x
  3. Step 3: Cross multiply
    4,021.49x = 6,028.11 × 1,555.35
  4. Step 4: Simplify right side
    4,021.49x = 9,375,820.89
  5. Step 5: Solve for x
    x = 9,375,820.89/4,021.49
  6. Step 6: Final answer
    x = 2,331.43

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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.