Home / 2,224.30-3,069.96-1,328.26

Finding the Fourth Proportional to 2,224.30, 3,069.96 and 1,328.26

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Solution

The fourth proportional to 2,224.30, 3,069.96 and 1,328.26 is: 1,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.30 : 3,069.96 = 1,328.26 : x
  2. Step 2: Convert to fraction form
    2,224.30/3,069.96 = 1,328.26/x
  3. Step 3: Cross multiply
    2,224.30x = 3,069.96 × 1,328.26
  4. Step 4: Simplify right side
    2,224.30x = 4,077,705.07
  5. Step 5: Solve for x
    x = 4,077,705.07/2,224.30
  6. Step 6: Final answer
    x = 1,833.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.