Home / 8,234.38-11,363.36-4,457.48

Finding the Fourth Proportional to 8,234.38, 11,363.36 and 4,457.48

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Solution

The fourth proportional to 8,234.38, 11,363.36 and 4,457.48 is: 6,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.38 : 11,363.36 = 4,457.48 : x
  2. Step 2: Convert to fraction form
    8,234.38/11,363.36 = 4,457.48/x
  3. Step 3: Cross multiply
    8,234.38x = 11,363.36 × 4,457.48
  4. Step 4: Simplify right side
    8,234.38x = 50,651,972.36
  5. Step 5: Solve for x
    x = 50,651,972.36/8,234.38
  6. Step 6: Final answer
    x = 6,151.28

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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.