Home / 2,022.12-3,029.18-1,558.31

Finding the Fourth Proportional to 2,022.12, 3,029.18 and 1,558.31

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Solution

The fourth proportional to 2,022.12, 3,029.18 and 1,558.31 is: 2,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.12 : 3,029.18 = 1,558.31 : x
  2. Step 2: Convert to fraction form
    2,022.12/3,029.18 = 1,558.31/x
  3. Step 3: Cross multiply
    2,022.12x = 3,029.18 × 1,558.31
  4. Step 4: Simplify right side
    2,022.12x = 4,720,378.55
  5. Step 5: Solve for x
    x = 4,720,378.55/2,022.12
  6. Step 6: Final answer
    x = 2,334.37

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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.