Home / 8,243.29-12,353.73-4,539.97

Finding the Fourth Proportional to 8,243.29, 12,353.73 and 4,539.97

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Solution

The fourth proportional to 8,243.29, 12,353.73 and 4,539.97 is: 6,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.29 : 12,353.73 = 4,539.97 : x
  2. Step 2: Convert to fraction form
    8,243.29/12,353.73 = 4,539.97/x
  3. Step 3: Cross multiply
    8,243.29x = 12,353.73 × 4,539.97
  4. Step 4: Simplify right side
    8,243.29x = 56,085,563.59
  5. Step 5: Solve for x
    x = 56,085,563.59/8,243.29
  6. Step 6: Final answer
    x = 6,803.78

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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.