Home / 11,722.04-16,176.44-6,416.83

Finding the Fourth Proportional to 11,722.04, 16,176.44 and 6,416.83

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Solution

The fourth proportional to 11,722.04, 16,176.44 and 6,416.83 is: 8,855.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.04 : 16,176.44 = 6,416.83 : x
  2. Step 2: Convert to fraction form
    11,722.04/16,176.44 = 6,416.83/x
  3. Step 3: Cross multiply
    11,722.04x = 16,176.44 × 6,416.83
  4. Step 4: Simplify right side
    11,722.04x = 103,801,465.49
  5. Step 5: Solve for x
    x = 103,801,465.49/11,722.04
  6. Step 6: Final answer
    x = 8,855.24

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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.