Home / 9,258.39-12,777.84-5,481.27

Finding the Fourth Proportional to 9,258.39, 12,777.84 and 5,481.27

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Solution

The fourth proportional to 9,258.39, 12,777.84 and 5,481.27 is: 7,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.39 : 12,777.84 = 5,481.27 : x
  2. Step 2: Convert to fraction form
    9,258.39/12,777.84 = 5,481.27/x
  3. Step 3: Cross multiply
    9,258.39x = 12,777.84 × 5,481.27
  4. Step 4: Simplify right side
    9,258.39x = 70,038,791.06
  5. Step 5: Solve for x
    x = 70,038,791.06/9,258.39
  6. Step 6: Final answer
    x = 7,564.90

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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.