Home / 11,722.37-16,176.26-6,416.16

Finding the Fourth Proportional to 11,722.37, 16,176.26 and 6,416.16

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Solution

The fourth proportional to 11,722.37, 16,176.26 and 6,416.16 is: 8,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.37 : 16,176.26 = 6,416.16 : x
  2. Step 2: Convert to fraction form
    11,722.37/16,176.26 = 6,416.16/x
  3. Step 3: Cross multiply
    11,722.37x = 16,176.26 × 6,416.16
  4. Step 4: Simplify right side
    11,722.37x = 103,789,482.64
  5. Step 5: Solve for x
    x = 103,789,482.64/11,722.37
  6. Step 6: Final answer
    x = 8,853.97

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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.