Home / 5,850.98-8,089.90-5,112.86

Finding the Fourth Proportional to 5,850.98, 8,089.90 and 5,112.86

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Solution

The fourth proportional to 5,850.98, 8,089.90 and 5,112.86 is: 7,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.98 : 8,089.90 = 5,112.86 : x
  2. Step 2: Convert to fraction form
    5,850.98/8,089.90 = 5,112.86/x
  3. Step 3: Cross multiply
    5,850.98x = 8,089.90 × 5,112.86
  4. Step 4: Simplify right side
    5,850.98x = 41,362,533.56
  5. Step 5: Solve for x
    x = 41,362,533.56/5,850.98
  6. Step 6: Final answer
    x = 7,069.34

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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.