Home / 11,608.32-16,019.49-6,303.12

Finding the Fourth Proportional to 11,608.32, 16,019.49 and 6,303.12

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Solution

The fourth proportional to 11,608.32, 16,019.49 and 6,303.12 is: 8,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.32 : 16,019.49 = 6,303.12 : x
  2. Step 2: Convert to fraction form
    11,608.32/16,019.49 = 6,303.12/x
  3. Step 3: Cross multiply
    11,608.32x = 16,019.49 × 6,303.12
  4. Step 4: Simplify right side
    11,608.32x = 100,972,767.81
  5. Step 5: Solve for x
    x = 100,972,767.81/11,608.32
  6. Step 6: Final answer
    x = 8,698.31

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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.