Home / 4,258.10-6,375.26-3,868.40

Finding the Fourth Proportional to 4,258.10, 6,375.26 and 3,868.40

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Solution

The fourth proportional to 4,258.10, 6,375.26 and 3,868.40 is: 5,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.10 : 6,375.26 = 3,868.40 : x
  2. Step 2: Convert to fraction form
    4,258.10/6,375.26 = 3,868.40/x
  3. Step 3: Cross multiply
    4,258.10x = 6,375.26 × 3,868.40
  4. Step 4: Simplify right side
    4,258.10x = 24,662,055.78
  5. Step 5: Solve for x
    x = 24,662,055.78/4,258.10
  6. Step 6: Final answer
    x = 5,791.80

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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.