Home / 8,233.17-12,345.75-4,071.84

Finding the Fourth Proportional to 8,233.17, 12,345.75 and 4,071.84

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Solution

The fourth proportional to 8,233.17, 12,345.75 and 4,071.84 is: 6,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.17 : 12,345.75 = 4,071.84 : x
  2. Step 2: Convert to fraction form
    8,233.17/12,345.75 = 4,071.84/x
  3. Step 3: Cross multiply
    8,233.17x = 12,345.75 × 4,071.84
  4. Step 4: Simplify right side
    8,233.17x = 50,269,918.68
  5. Step 5: Solve for x
    x = 50,269,918.68/8,233.17
  6. Step 6: Final answer
    x = 6,105.78

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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.