Home / 11,716.07-16,168.16-6,410.89

Finding the Fourth Proportional to 11,716.07, 16,168.16 and 6,410.89

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Solution

The fourth proportional to 11,716.07, 16,168.16 and 6,410.89 is: 8,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.07 : 16,168.16 = 6,410.89 : x
  2. Step 2: Convert to fraction form
    11,716.07/16,168.16 = 6,410.89/x
  3. Step 3: Cross multiply
    11,716.07x = 16,168.16 × 6,410.89
  4. Step 4: Simplify right side
    11,716.07x = 103,652,270.87
  5. Step 5: Solve for x
    x = 103,652,270.87/11,716.07
  6. Step 6: Final answer
    x = 8,847.02

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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.