Home / 11,650.43-16,077.78-6,345.24

Finding the Fourth Proportional to 11,650.43, 16,077.78 and 6,345.24

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Solution

The fourth proportional to 11,650.43, 16,077.78 and 6,345.24 is: 8,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.43 : 16,077.78 = 6,345.24 : x
  2. Step 2: Convert to fraction form
    11,650.43/16,077.78 = 6,345.24/x
  3. Step 3: Cross multiply
    11,650.43x = 16,077.78 × 6,345.24
  4. Step 4: Simplify right side
    11,650.43x = 102,017,341.04
  5. Step 5: Solve for x
    x = 102,017,341.04/11,650.43
  6. Step 6: Final answer
    x = 8,756.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.