Home / 11,646.09-16,070.79-6,610.41

Finding the Fourth Proportional to 11,646.09, 16,070.79 and 6,610.41

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Solution

The fourth proportional to 11,646.09, 16,070.79 and 6,610.41 is: 9,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.09 : 16,070.79 = 6,610.41 : x
  2. Step 2: Convert to fraction form
    11,646.09/16,070.79 = 6,610.41/x
  3. Step 3: Cross multiply
    11,646.09x = 16,070.79 × 6,610.41
  4. Step 4: Simplify right side
    11,646.09x = 106,234,546.40
  5. Step 5: Solve for x
    x = 106,234,546.40/11,646.09
  6. Step 6: Final answer
    x = 9,121.91

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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.