Home / 3,022.23-4,534.74-1,379.28

Finding the Fourth Proportional to 3,022.23, 4,534.74 and 1,379.28

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Solution

The fourth proportional to 3,022.23, 4,534.74 and 1,379.28 is: 2,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.23 : 4,534.74 = 1,379.28 : x
  2. Step 2: Convert to fraction form
    3,022.23/4,534.74 = 1,379.28/x
  3. Step 3: Cross multiply
    3,022.23x = 4,534.74 × 1,379.28
  4. Step 4: Simplify right side
    3,022.23x = 6,254,654.01
  5. Step 5: Solve for x
    x = 6,254,654.01/3,022.23
  6. Step 6: Final answer
    x = 2,069.55

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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.