Home / 3,825.10-5,262.60-3,606.40

Finding the Fourth Proportional to 3,825.10, 5,262.60 and 3,606.40

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Solution

The fourth proportional to 3,825.10, 5,262.60 and 3,606.40 is: 4,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.10 : 5,262.60 = 3,606.40 : x
  2. Step 2: Convert to fraction form
    3,825.10/5,262.60 = 3,606.40/x
  3. Step 3: Cross multiply
    3,825.10x = 5,262.60 × 3,606.40
  4. Step 4: Simplify right side
    3,825.10x = 18,979,040.64
  5. Step 5: Solve for x
    x = 18,979,040.64/3,825.10
  6. Step 6: Final answer
    x = 4,961.71

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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.