Home / 11,381.94-17,072.30-4,365.32

Finding the Fourth Proportional to 11,381.94, 17,072.30 and 4,365.32

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Solution

The fourth proportional to 11,381.94, 17,072.30 and 4,365.32 is: 6,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.94 : 17,072.30 = 4,365.32 : x
  2. Step 2: Convert to fraction form
    11,381.94/17,072.30 = 4,365.32/x
  3. Step 3: Cross multiply
    11,381.94x = 17,072.30 × 4,365.32
  4. Step 4: Simplify right side
    11,381.94x = 74,525,945.45
  5. Step 5: Solve for x
    x = 74,525,945.45/11,381.94
  6. Step 6: Final answer
    x = 6,547.74

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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.