Home / 9,267.27-12,791.61-8,021.70

Finding the Fourth Proportional to 9,267.27, 12,791.61 and 8,021.70

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Solution

The fourth proportional to 9,267.27, 12,791.61 and 8,021.70 is: 11,072.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.27 : 12,791.61 = 8,021.70 : x
  2. Step 2: Convert to fraction form
    9,267.27/12,791.61 = 8,021.70/x
  3. Step 3: Cross multiply
    9,267.27x = 12,791.61 × 8,021.70
  4. Step 4: Simplify right side
    9,267.27x = 102,610,457.94
  5. Step 5: Solve for x
    x = 102,610,457.94/9,267.27
  6. Step 6: Final answer
    x = 11,072.35

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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.