Home / 11,608.38-16,019.60-6,303.15

Finding the Fourth Proportional to 11,608.38, 16,019.60 and 6,303.15

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Solution

The fourth proportional to 11,608.38, 16,019.60 and 6,303.15 is: 8,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.38 : 16,019.60 = 6,303.15 : x
  2. Step 2: Convert to fraction form
    11,608.38/16,019.60 = 6,303.15/x
  3. Step 3: Cross multiply
    11,608.38x = 16,019.60 × 6,303.15
  4. Step 4: Simplify right side
    11,608.38x = 100,973,910.22
  5. Step 5: Solve for x
    x = 100,973,910.22/11,608.38
  6. Step 6: Final answer
    x = 8,698.36

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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.