Home / 11,700.20-16,146.26-6,322.63

Finding the Fourth Proportional to 11,700.20, 16,146.26 and 6,322.63

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Solution

The fourth proportional to 11,700.20, 16,146.26 and 6,322.63 is: 8,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.20 : 16,146.26 = 6,322.63 : x
  2. Step 2: Convert to fraction form
    11,700.20/16,146.26 = 6,322.63/x
  3. Step 3: Cross multiply
    11,700.20x = 16,146.26 × 6,322.63
  4. Step 4: Simplify right side
    11,700.20x = 102,086,827.86
  5. Step 5: Solve for x
    x = 102,086,827.86/11,700.20
  6. Step 6: Final answer
    x = 8,725.22

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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.