Home / 11,106.60-16,655.04-3,313.86

Finding the Fourth Proportional to 11,106.60, 16,655.04 and 3,313.86

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Solution

The fourth proportional to 11,106.60, 16,655.04 and 3,313.86 is: 4,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.60 : 16,655.04 = 3,313.86 : x
  2. Step 2: Convert to fraction form
    11,106.60/16,655.04 = 3,313.86/x
  3. Step 3: Cross multiply
    11,106.60x = 16,655.04 × 3,313.86
  4. Step 4: Simplify right side
    11,106.60x = 55,192,470.85
  5. Step 5: Solve for x
    x = 55,192,470.85/11,106.60
  6. Step 6: Final answer
    x = 4,969.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.