Home / 3,685.75-5,528.63-1,633.75

Finding the Fourth Proportional to 3,685.75, 5,528.63 and 1,633.75

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Solution

The fourth proportional to 3,685.75, 5,528.63 and 1,633.75 is: 2,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.75 : 5,528.63 = 1,633.75 : x
  2. Step 2: Convert to fraction form
    3,685.75/5,528.63 = 1,633.75/x
  3. Step 3: Cross multiply
    3,685.75x = 5,528.63 × 1,633.75
  4. Step 4: Simplify right side
    3,685.75x = 9,032,399.26
  5. Step 5: Solve for x
    x = 9,032,399.26/3,685.75
  6. Step 6: Final answer
    x = 2,450.63

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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.