Home / 11,887.43-16,403.33-6,580.92

Finding the Fourth Proportional to 11,887.43, 16,403.33 and 6,580.92

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Solution

The fourth proportional to 11,887.43, 16,403.33 and 6,580.92 is: 9,080.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.43 : 16,403.33 = 6,580.92 : x
  2. Step 2: Convert to fraction form
    11,887.43/16,403.33 = 6,580.92/x
  3. Step 3: Cross multiply
    11,887.43x = 16,403.33 × 6,580.92
  4. Step 4: Simplify right side
    11,887.43x = 107,949,018.92
  5. Step 5: Solve for x
    x = 107,949,018.92/11,887.43
  6. Step 6: Final answer
    x = 9,080.94

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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.