Home / 6,722.80-10,073.28-4,120.24

Finding the Fourth Proportional to 6,722.80, 10,073.28 and 4,120.24

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Solution

The fourth proportional to 6,722.80, 10,073.28 and 4,120.24 is: 6,173.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.80 : 10,073.28 = 4,120.24 : x
  2. Step 2: Convert to fraction form
    6,722.80/10,073.28 = 4,120.24/x
  3. Step 3: Cross multiply
    6,722.80x = 10,073.28 × 4,120.24
  4. Step 4: Simplify right side
    6,722.80x = 41,504,331.19
  5. Step 5: Solve for x
    x = 41,504,331.19/6,722.80
  6. Step 6: Final answer
    x = 6,173.67

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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.