Home / 11,904.08-16,426.46-6,598.78

Finding the Fourth Proportional to 11,904.08, 16,426.46 and 6,598.78

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Solution

The fourth proportional to 11,904.08, 16,426.46 and 6,598.78 is: 9,105.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904.08 : 16,426.46 = 6,598.78 : x
  2. Step 2: Convert to fraction form
    11,904.08/16,426.46 = 6,598.78/x
  3. Step 3: Cross multiply
    11,904.08x = 16,426.46 × 6,598.78
  4. Step 4: Simplify right side
    11,904.08x = 108,394,571.15
  5. Step 5: Solve for x
    x = 108,394,571.15/11,904.08
  6. Step 6: Final answer
    x = 9,105.67

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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.