Home / 3,222.15-4,833.65-1,247.73

Finding the Fourth Proportional to 3,222.15, 4,833.65 and 1,247.73

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Solution

The fourth proportional to 3,222.15, 4,833.65 and 1,247.73 is: 1,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.15 : 4,833.65 = 1,247.73 : x
  2. Step 2: Convert to fraction form
    3,222.15/4,833.65 = 1,247.73/x
  3. Step 3: Cross multiply
    3,222.15x = 4,833.65 × 1,247.73
  4. Step 4: Simplify right side
    3,222.15x = 6,031,090.11
  5. Step 5: Solve for x
    x = 6,031,090.11/3,222.15
  6. Step 6: Final answer
    x = 1,871.76

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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.