Home / 3,782.60-5,673.74-1,150.02

Finding the Fourth Proportional to 3,782.60, 5,673.74 and 1,150.02

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Solution

The fourth proportional to 3,782.60, 5,673.74 and 1,150.02 is: 1,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.60 : 5,673.74 = 1,150.02 : x
  2. Step 2: Convert to fraction form
    3,782.60/5,673.74 = 1,150.02/x
  3. Step 3: Cross multiply
    3,782.60x = 5,673.74 × 1,150.02
  4. Step 4: Simplify right side
    3,782.60x = 6,524,914.47
  5. Step 5: Solve for x
    x = 6,524,914.47/3,782.60
  6. Step 6: Final answer
    x = 1,724.98

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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.