Home / 11,719.99-16,173.59-6,414.83

Finding the Fourth Proportional to 11,719.99, 16,173.59 and 6,414.83

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Solution

The fourth proportional to 11,719.99, 16,173.59 and 6,414.83 is: 8,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.99 : 16,173.59 = 6,414.83 : x
  2. Step 2: Convert to fraction form
    11,719.99/16,173.59 = 6,414.83/x
  3. Step 3: Cross multiply
    11,719.99x = 16,173.59 × 6,414.83
  4. Step 4: Simplify right side
    11,719.99x = 103,750,798.27
  5. Step 5: Solve for x
    x = 103,750,798.27/11,719.99
  6. Step 6: Final answer
    x = 8,852.47

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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.