Home / 8,234.64-11,363.81-4,457.81

Finding the Fourth Proportional to 8,234.64, 11,363.81 and 4,457.81

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Solution

The fourth proportional to 8,234.64, 11,363.81 and 4,457.81 is: 6,151.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.64 : 11,363.81 = 4,457.81 : x
  2. Step 2: Convert to fraction form
    8,234.64/11,363.81 = 4,457.81/x
  3. Step 3: Cross multiply
    8,234.64x = 11,363.81 × 4,457.81
  4. Step 4: Simplify right side
    8,234.64x = 50,657,626.75
  5. Step 5: Solve for x
    x = 50,657,626.75/8,234.64
  6. Step 6: Final answer
    x = 6,151.77

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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.