Home / 7,953.22-11,930.08-3,793.68

Finding the Fourth Proportional to 7,953.22, 11,930.08 and 3,793.68

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Solution

The fourth proportional to 7,953.22, 11,930.08 and 3,793.68 is: 5,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.22 : 11,930.08 = 3,793.68 : x
  2. Step 2: Convert to fraction form
    7,953.22/11,930.08 = 3,793.68/x
  3. Step 3: Cross multiply
    7,953.22x = 11,930.08 × 3,793.68
  4. Step 4: Simplify right side
    7,953.22x = 45,258,905.89
  5. Step 5: Solve for x
    x = 45,258,905.89/7,953.22
  6. Step 6: Final answer
    x = 5,690.64

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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.