Home / 11,932.56-16,467.12-6,627.60

Finding the Fourth Proportional to 11,932.56, 16,467.12 and 6,627.60

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Solution

The fourth proportional to 11,932.56, 16,467.12 and 6,627.60 is: 9,146.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.56 : 16,467.12 = 6,627.60 : x
  2. Step 2: Convert to fraction form
    11,932.56/16,467.12 = 6,627.60/x
  3. Step 3: Cross multiply
    11,932.56x = 16,467.12 × 6,627.60
  4. Step 4: Simplify right side
    11,932.56x = 109,137,484.51
  5. Step 5: Solve for x
    x = 109,137,484.51/11,932.56
  6. Step 6: Final answer
    x = 9,146.19

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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.