Home / 11,716.02-16,168.50-6,410.88

Finding the Fourth Proportional to 11,716.02, 16,168.50 and 6,410.88

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Solution

The fourth proportional to 11,716.02, 16,168.50 and 6,410.88 is: 8,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.02 : 16,168.50 = 6,410.88 : x
  2. Step 2: Convert to fraction form
    11,716.02/16,168.50 = 6,410.88/x
  3. Step 3: Cross multiply
    11,716.02x = 16,168.50 × 6,410.88
  4. Step 4: Simplify right side
    11,716.02x = 103,654,313.28
  5. Step 5: Solve for x
    x = 103,654,313.28/11,716.02
  6. Step 6: Final answer
    x = 8,847.23

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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.