Home / 3,945.01-5,444.46-2,266.63

Finding the Fourth Proportional to 3,945.01, 5,444.46 and 2,266.63

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Solution

The fourth proportional to 3,945.01, 5,444.46 and 2,266.63 is: 3,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945.01 : 5,444.46 = 2,266.63 : x
  2. Step 2: Convert to fraction form
    3,945.01/5,444.46 = 2,266.63/x
  3. Step 3: Cross multiply
    3,945.01x = 5,444.46 × 2,266.63
  4. Step 4: Simplify right side
    3,945.01x = 12,340,576.37
  5. Step 5: Solve for x
    x = 12,340,576.37/3,945.01
  6. Step 6: Final answer
    x = 3,128.15

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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.