Home / 5,969.45-8,237.78-3,316.85

Finding the Fourth Proportional to 5,969.45, 8,237.78 and 3,316.85

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Solution

The fourth proportional to 5,969.45, 8,237.78 and 3,316.85 is: 4,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.45 : 8,237.78 = 3,316.85 : x
  2. Step 2: Convert to fraction form
    5,969.45/8,237.78 = 3,316.85/x
  3. Step 3: Cross multiply
    5,969.45x = 8,237.78 × 3,316.85
  4. Step 4: Simplify right side
    5,969.45x = 27,323,464.01
  5. Step 5: Solve for x
    x = 27,323,464.01/5,969.45
  6. Step 6: Final answer
    x = 4,577.22

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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.