Home / 8,517.24-12,777.07-2,277.45

Finding the Fourth Proportional to 8,517.24, 12,777.07 and 2,277.45

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Solution

The fourth proportional to 8,517.24, 12,777.07 and 2,277.45 is: 3,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.24 : 12,777.07 = 2,277.45 : x
  2. Step 2: Convert to fraction form
    8,517.24/12,777.07 = 2,277.45/x
  3. Step 3: Cross multiply
    8,517.24x = 12,777.07 × 2,277.45
  4. Step 4: Simplify right side
    8,517.24x = 29,099,138.07
  5. Step 5: Solve for x
    x = 29,099,138.07/8,517.24
  6. Step 6: Final answer
    x = 3,416.50

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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.