Home / 11,577.36-15,979.32-6,799.44

Finding the Fourth Proportional to 11,577.36, 15,979.32 and 6,799.44

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Solution

The fourth proportional to 11,577.36, 15,979.32 and 6,799.44 is: 9,384.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.36 : 15,979.32 = 6,799.44 : x
  2. Step 2: Convert to fraction form
    11,577.36/15,979.32 = 6,799.44/x
  3. Step 3: Cross multiply
    11,577.36x = 15,979.32 × 6,799.44
  4. Step 4: Simplify right side
    11,577.36x = 108,650,427.58
  5. Step 5: Solve for x
    x = 108,650,427.58/11,577.36
  6. Step 6: Final answer
    x = 9,384.73

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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.