Home / 4,014.80-5,540.42-2,246.40

Finding the Fourth Proportional to 4,014.80, 5,540.42 and 2,246.40

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Solution

The fourth proportional to 4,014.80, 5,540.42 and 2,246.40 is: 3,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014.80 : 5,540.42 = 2,246.40 : x
  2. Step 2: Convert to fraction form
    4,014.80/5,540.42 = 2,246.40/x
  3. Step 3: Cross multiply
    4,014.80x = 5,540.42 × 2,246.40
  4. Step 4: Simplify right side
    4,014.80x = 12,445,999.49
  5. Step 5: Solve for x
    x = 12,445,999.49/4,014.80
  6. Step 6: Final answer
    x = 3,100.03

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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.