Home / 11,362.36-15,679.74-6,326.44

Finding the Fourth Proportional to 11,362.36, 15,679.74 and 6,326.44

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Solution

The fourth proportional to 11,362.36, 15,679.74 and 6,326.44 is: 8,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,362.36 : 15,679.74 = 6,326.44 : x
  2. Step 2: Convert to fraction form
    11,362.36/15,679.74 = 6,326.44/x
  3. Step 3: Cross multiply
    11,362.36x = 15,679.74 × 6,326.44
  4. Step 4: Simplify right side
    11,362.36x = 99,196,934.33
  5. Step 5: Solve for x
    x = 99,196,934.33/11,362.36
  6. Step 6: Final answer
    x = 8,730.31

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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.