Home / 3,683.74-5,525.58-1,086.64

Finding the Fourth Proportional to 3,683.74, 5,525.58 and 1,086.64

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Solution

The fourth proportional to 3,683.74, 5,525.58 and 1,086.64 is: 1,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.74 : 5,525.58 = 1,086.64 : x
  2. Step 2: Convert to fraction form
    3,683.74/5,525.58 = 1,086.64/x
  3. Step 3: Cross multiply
    3,683.74x = 5,525.58 × 1,086.64
  4. Step 4: Simplify right side
    3,683.74x = 6,004,316.25
  5. Step 5: Solve for x
    x = 6,004,316.25/3,683.74
  6. Step 6: Final answer
    x = 1,629.95

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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.