Home / 11,908.39-16,433.77-6,531.32

Finding the Fourth Proportional to 11,908.39, 16,433.77 and 6,531.32

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Solution

The fourth proportional to 11,908.39, 16,433.77 and 6,531.32 is: 9,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.39 : 16,433.77 = 6,531.32 : x
  2. Step 2: Convert to fraction form
    11,908.39/16,433.77 = 6,531.32/x
  3. Step 3: Cross multiply
    11,908.39x = 16,433.77 × 6,531.32
  4. Step 4: Simplify right side
    11,908.39x = 107,334,210.68
  5. Step 5: Solve for x
    x = 107,334,210.68/11,908.39
  6. Step 6: Final answer
    x = 9,013.33

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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.