Home / 11,326.94-16,985.12-4,308.26

Finding the Fourth Proportional to 11,326.94, 16,985.12 and 4,308.26

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Solution

The fourth proportional to 11,326.94, 16,985.12 and 4,308.26 is: 6,460.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.94 : 16,985.12 = 4,308.26 : x
  2. Step 2: Convert to fraction form
    11,326.94/16,985.12 = 4,308.26/x
  3. Step 3: Cross multiply
    11,326.94x = 16,985.12 × 4,308.26
  4. Step 4: Simplify right side
    11,326.94x = 73,176,238.94
  5. Step 5: Solve for x
    x = 73,176,238.94/11,326.94
  6. Step 6: Final answer
    x = 6,460.37

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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.