Home / 11,717.12-16,173.02-6,684.08

Finding the Fourth Proportional to 11,717.12, 16,173.02 and 6,684.08

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Solution

The fourth proportional to 11,717.12, 16,173.02 and 6,684.08 is: 9,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,717.12 : 16,173.02 = 6,684.08 : x
  2. Step 2: Convert to fraction form
    11,717.12/16,173.02 = 6,684.08/x
  3. Step 3: Cross multiply
    11,717.12x = 16,173.02 × 6,684.08
  4. Step 4: Simplify right side
    11,717.12x = 108,101,726.10
  5. Step 5: Solve for x
    x = 108,101,726.10/11,717.12
  6. Step 6: Final answer
    x = 9,225.97

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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.