Home / 6,839.27-10,258.89-3,915.54

Finding the Fourth Proportional to 6,839.27, 10,258.89 and 3,915.54

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Solution

The fourth proportional to 6,839.27, 10,258.89 and 3,915.54 is: 5,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.27 : 10,258.89 = 3,915.54 : x
  2. Step 2: Convert to fraction form
    6,839.27/10,258.89 = 3,915.54/x
  3. Step 3: Cross multiply
    6,839.27x = 10,258.89 × 3,915.54
  4. Step 4: Simplify right side
    6,839.27x = 40,169,094.15
  5. Step 5: Solve for x
    x = 40,169,094.15/6,839.27
  6. Step 6: Final answer
    x = 5,873.31

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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.