Home / 5,965.12-8,942.80-2,631.02

Finding the Fourth Proportional to 5,965.12, 8,942.80 and 2,631.02

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Solution

The fourth proportional to 5,965.12, 8,942.80 and 2,631.02 is: 3,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.12 : 8,942.80 = 2,631.02 : x
  2. Step 2: Convert to fraction form
    5,965.12/8,942.80 = 2,631.02/x
  3. Step 3: Cross multiply
    5,965.12x = 8,942.80 × 2,631.02
  4. Step 4: Simplify right side
    5,965.12x = 23,528,685.66
  5. Step 5: Solve for x
    x = 23,528,685.66/5,965.12
  6. Step 6: Final answer
    x = 3,944.38

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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.