Home / 8,233.75-12,351.23-2,686.94

Finding the Fourth Proportional to 8,233.75, 12,351.23 and 2,686.94

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Solution

The fourth proportional to 8,233.75, 12,351.23 and 2,686.94 is: 4,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.75 : 12,351.23 = 2,686.94 : x
  2. Step 2: Convert to fraction form
    8,233.75/12,351.23 = 2,686.94/x
  3. Step 3: Cross multiply
    8,233.75x = 12,351.23 × 2,686.94
  4. Step 4: Simplify right side
    8,233.75x = 33,186,938.75
  5. Step 5: Solve for x
    x = 33,186,938.75/8,233.75
  6. Step 6: Final answer
    x = 4,030.60

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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.