Home / 11,007.66-16,511.47-3,897.16

Finding the Fourth Proportional to 11,007.66, 16,511.47 and 3,897.16

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Solution

The fourth proportional to 11,007.66, 16,511.47 and 3,897.16 is: 5,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.66 : 16,511.47 = 3,897.16 : x
  2. Step 2: Convert to fraction form
    11,007.66/16,511.47 = 3,897.16/x
  3. Step 3: Cross multiply
    11,007.66x = 16,511.47 × 3,897.16
  4. Step 4: Simplify right side
    11,007.66x = 64,347,840.43
  5. Step 5: Solve for x
    x = 64,347,840.43/11,007.66
  6. Step 6: Final answer
    x = 5,845.73

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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.