Home / 7,204.27-10,811.26-2,821.18

Finding the Fourth Proportional to 7,204.27, 10,811.26 and 2,821.18

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Solution

The fourth proportional to 7,204.27, 10,811.26 and 2,821.18 is: 4,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.27 : 10,811.26 = 2,821.18 : x
  2. Step 2: Convert to fraction form
    7,204.27/10,811.26 = 2,821.18/x
  3. Step 3: Cross multiply
    7,204.27x = 10,811.26 × 2,821.18
  4. Step 4: Simplify right side
    7,204.27x = 30,500,490.51
  5. Step 5: Solve for x
    x = 30,500,490.51/7,204.27
  6. Step 6: Final answer
    x = 4,233.67

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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.