Home / 2,223.66-3,328.26-1,182.18

Finding the Fourth Proportional to 2,223.66, 3,328.26 and 1,182.18

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Solution

The fourth proportional to 2,223.66, 3,328.26 and 1,182.18 is: 1,769.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.66 : 3,328.26 = 1,182.18 : x
  2. Step 2: Convert to fraction form
    2,223.66/3,328.26 = 1,182.18/x
  3. Step 3: Cross multiply
    2,223.66x = 3,328.26 × 1,182.18
  4. Step 4: Simplify right side
    2,223.66x = 3,934,602.41
  5. Step 5: Solve for x
    x = 3,934,602.41/2,223.66
  6. Step 6: Final answer
    x = 1,769.43

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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.