Home / 8,683.39-13,028.73-3,750.49

Finding the Fourth Proportional to 8,683.39, 13,028.73 and 3,750.49

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Solution

The fourth proportional to 8,683.39, 13,028.73 and 3,750.49 is: 5,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.39 : 13,028.73 = 3,750.49 : x
  2. Step 2: Convert to fraction form
    8,683.39/13,028.73 = 3,750.49/x
  3. Step 3: Cross multiply
    8,683.39x = 13,028.73 × 3,750.49
  4. Step 4: Simplify right side
    8,683.39x = 48,864,121.58
  5. Step 5: Solve for x
    x = 48,864,121.58/8,683.39
  6. Step 6: Final answer
    x = 5,627.31

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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.