Home / 6,708.18-9,258.60-3,877.38

Finding the Fourth Proportional to 6,708.18, 9,258.60 and 3,877.38

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Solution

The fourth proportional to 6,708.18, 9,258.60 and 3,877.38 is: 5,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.18 : 9,258.60 = 3,877.38 : x
  2. Step 2: Convert to fraction form
    6,708.18/9,258.60 = 3,877.38/x
  3. Step 3: Cross multiply
    6,708.18x = 9,258.60 × 3,877.38
  4. Step 4: Simplify right side
    6,708.18x = 35,899,110.47
  5. Step 5: Solve for x
    x = 35,899,110.47/6,708.18
  6. Step 6: Final answer
    x = 5,351.54

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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.