Home / 2,014.89-3,021.37-628.37

Finding the Fourth Proportional to 2,014.89, 3,021.37 and 628.37

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Solution

The fourth proportional to 2,014.89, 3,021.37 and 628.37 is: 942.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.89 : 3,021.37 = 628.37 : x
  2. Step 2: Convert to fraction form
    2,014.89/3,021.37 = 628.37/x
  3. Step 3: Cross multiply
    2,014.89x = 3,021.37 × 628.37
  4. Step 4: Simplify right side
    2,014.89x = 1,898,549.91
  5. Step 5: Solve for x
    x = 1,898,549.91/2,014.89
  6. Step 6: Final answer
    x = 942.26

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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.