Home / 5,258.94-7,877.67-3,278.08

Finding the Fourth Proportional to 5,258.94, 7,877.67 and 3,278.08

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Solution

The fourth proportional to 5,258.94, 7,877.67 and 3,278.08 is: 4,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.94 : 7,877.67 = 3,278.08 : x
  2. Step 2: Convert to fraction form
    5,258.94/7,877.67 = 3,278.08/x
  3. Step 3: Cross multiply
    5,258.94x = 7,877.67 × 3,278.08
  4. Step 4: Simplify right side
    5,258.94x = 25,823,632.47
  5. Step 5: Solve for x
    x = 25,823,632.47/5,258.94
  6. Step 6: Final answer
    x = 4,910.43

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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.