Home / 11,708.64-16,157.86-6,673.08

Finding the Fourth Proportional to 11,708.64, 16,157.86 and 6,673.08

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Solution

The fourth proportional to 11,708.64, 16,157.86 and 6,673.08 is: 9,208.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.64 : 16,157.86 = 6,673.08 : x
  2. Step 2: Convert to fraction form
    11,708.64/16,157.86 = 6,673.08/x
  3. Step 3: Cross multiply
    11,708.64x = 16,157.86 × 6,673.08
  4. Step 4: Simplify right side
    11,708.64x = 107,822,692.41
  5. Step 5: Solve for x
    x = 107,822,692.41/11,708.64
  6. Step 6: Final answer
    x = 9,208.81

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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.