Home / 5,440.54-8,156.82-4,383.46

Finding the Fourth Proportional to 5,440.54, 8,156.82 and 4,383.46

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Solution

The fourth proportional to 5,440.54, 8,156.82 and 4,383.46 is: 6,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.54 : 8,156.82 = 4,383.46 : x
  2. Step 2: Convert to fraction form
    5,440.54/8,156.82 = 4,383.46/x
  3. Step 3: Cross multiply
    5,440.54x = 8,156.82 × 4,383.46
  4. Step 4: Simplify right side
    5,440.54x = 35,755,094.20
  5. Step 5: Solve for x
    x = 35,755,094.20/5,440.54
  6. Step 6: Final answer
    x = 6,571.98

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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.