Home / 5,476.37-8,209.02-3,135.56

Finding the Fourth Proportional to 5,476.37, 8,209.02 and 3,135.56

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Solution

The fourth proportional to 5,476.37, 8,209.02 and 3,135.56 is: 4,700.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.37 : 8,209.02 = 3,135.56 : x
  2. Step 2: Convert to fraction form
    5,476.37/8,209.02 = 3,135.56/x
  3. Step 3: Cross multiply
    5,476.37x = 8,209.02 × 3,135.56
  4. Step 4: Simplify right side
    5,476.37x = 25,739,874.75
  5. Step 5: Solve for x
    x = 25,739,874.75/5,476.37
  6. Step 6: Final answer
    x = 4,700.17

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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.