Home / 5,440.14-7,504.97-3,200.96

Finding the Fourth Proportional to 5,440.14, 7,504.97 and 3,200.96

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Solution

The fourth proportional to 5,440.14, 7,504.97 and 3,200.96 is: 4,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.14 : 7,504.97 = 3,200.96 : x
  2. Step 2: Convert to fraction form
    5,440.14/7,504.97 = 3,200.96/x
  3. Step 3: Cross multiply
    5,440.14x = 7,504.97 × 3,200.96
  4. Step 4: Simplify right side
    5,440.14x = 24,023,111.53
  5. Step 5: Solve for x
    x = 24,023,111.53/5,440.14
  6. Step 6: Final answer
    x = 4,415.90

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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.