Home / 3,242.43-4,474.56-1,845.18

Finding the Fourth Proportional to 3,242.43, 4,474.56 and 1,845.18

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Solution

The fourth proportional to 3,242.43, 4,474.56 and 1,845.18 is: 2,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.43 : 4,474.56 = 1,845.18 : x
  2. Step 2: Convert to fraction form
    3,242.43/4,474.56 = 1,845.18/x
  3. Step 3: Cross multiply
    3,242.43x = 4,474.56 × 1,845.18
  4. Step 4: Simplify right side
    3,242.43x = 8,256,368.62
  5. Step 5: Solve for x
    x = 8,256,368.62/3,242.43
  6. Step 6: Final answer
    x = 2,546.35

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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.