Home / 7,016.85-9,683.28-3,873.03

Finding the Fourth Proportional to 7,016.85, 9,683.28 and 3,873.03

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Solution

The fourth proportional to 7,016.85, 9,683.28 and 3,873.03 is: 5,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.85 : 9,683.28 = 3,873.03 : x
  2. Step 2: Convert to fraction form
    7,016.85/9,683.28 = 3,873.03/x
  3. Step 3: Cross multiply
    7,016.85x = 9,683.28 × 3,873.03
  4. Step 4: Simplify right side
    7,016.85x = 37,503,633.94
  5. Step 5: Solve for x
    x = 37,503,633.94/7,016.85
  6. Step 6: Final answer
    x = 5,344.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.