Home / 7,201.56-10,803.78-2,271.66

Finding the Fourth Proportional to 7,201.56, 10,803.78 and 2,271.66

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Solution

The fourth proportional to 7,201.56, 10,803.78 and 2,271.66 is: 3,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.56 : 10,803.78 = 2,271.66 : x
  2. Step 2: Convert to fraction form
    7,201.56/10,803.78 = 2,271.66/x
  3. Step 3: Cross multiply
    7,201.56x = 10,803.78 × 2,271.66
  4. Step 4: Simplify right side
    7,201.56x = 24,542,514.87
  5. Step 5: Solve for x
    x = 24,542,514.87/7,201.56
  6. Step 6: Final answer
    x = 3,407.94

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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.