Home / 11,326.64-16,995.52-5,091.05

Finding the Fourth Proportional to 11,326.64, 16,995.52 and 5,091.05

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Solution

The fourth proportional to 11,326.64, 16,995.52 and 5,091.05 is: 7,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.64 : 16,995.52 = 5,091.05 : x
  2. Step 2: Convert to fraction form
    11,326.64/16,995.52 = 5,091.05/x
  3. Step 3: Cross multiply
    11,326.64x = 16,995.52 × 5,091.05
  4. Step 4: Simplify right side
    11,326.64x = 86,525,090.95
  5. Step 5: Solve for x
    x = 86,525,090.95/11,326.64
  6. Step 6: Final answer
    x = 7,639.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.