Home / 8,849.18-12,212.37-5,072.97

Finding the Fourth Proportional to 8,849.18, 12,212.37 and 5,072.97

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Solution

The fourth proportional to 8,849.18, 12,212.37 and 5,072.97 is: 7,000.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.18 : 12,212.37 = 5,072.97 : x
  2. Step 2: Convert to fraction form
    8,849.18/12,212.37 = 5,072.97/x
  3. Step 3: Cross multiply
    8,849.18x = 12,212.37 × 5,072.97
  4. Step 4: Simplify right side
    8,849.18x = 61,952,986.64
  5. Step 5: Solve for x
    x = 61,952,986.64/8,849.18
  6. Step 6: Final answer
    x = 7,000.99

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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.