Home / 8,277.67-12,416.55-3,083.50

Finding the Fourth Proportional to 8,277.67, 12,416.55 and 3,083.50

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Solution

The fourth proportional to 8,277.67, 12,416.55 and 3,083.50 is: 4,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.67 : 12,416.55 = 3,083.50 : x
  2. Step 2: Convert to fraction form
    8,277.67/12,416.55 = 3,083.50/x
  3. Step 3: Cross multiply
    8,277.67x = 12,416.55 × 3,083.50
  4. Step 4: Simplify right side
    8,277.67x = 38,286,431.93
  5. Step 5: Solve for x
    x = 38,286,431.93/8,277.67
  6. Step 6: Final answer
    x = 4,625.27

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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.