Home / 11,635.20-16,056.09-6,329.70

Finding the Fourth Proportional to 11,635.20, 16,056.09 and 6,329.70

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Solution

The fourth proportional to 11,635.20, 16,056.09 and 6,329.70 is: 8,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.20 : 16,056.09 = 6,329.70 : x
  2. Step 2: Convert to fraction form
    11,635.20/16,056.09 = 6,329.70/x
  3. Step 3: Cross multiply
    11,635.20x = 16,056.09 × 6,329.70
  4. Step 4: Simplify right side
    11,635.20x = 101,630,232.87
  5. Step 5: Solve for x
    x = 101,630,232.87/11,635.20
  6. Step 6: Final answer
    x = 8,734.72

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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.