Home / 5,935.87-8,903.81-1,986.36

Finding the Fourth Proportional to 5,935.87, 8,903.81 and 1,986.36

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Solution

The fourth proportional to 5,935.87, 8,903.81 and 1,986.36 is: 2,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.87 : 8,903.81 = 1,986.36 : x
  2. Step 2: Convert to fraction form
    5,935.87/8,903.81 = 1,986.36/x
  3. Step 3: Cross multiply
    5,935.87x = 8,903.81 × 1,986.36
  4. Step 4: Simplify right side
    5,935.87x = 17,686,172.03
  5. Step 5: Solve for x
    x = 17,686,172.03/5,935.87
  6. Step 6: Final answer
    x = 2,979.54

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Similar ratio
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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.