Home / 11,634-16,054.80-6,918.18

Finding the Fourth Proportional to 11,634, 16,054.80 and 6,918.18

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Solution

The fourth proportional to 11,634, 16,054.80 and 6,918.18 is: 9,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634 : 16,054.80 = 6,918.18 : x
  2. Step 2: Convert to fraction form
    11,634/16,054.80 = 6,918.18/x
  3. Step 3: Cross multiply
    11,634x = 16,054.80 × 6,918.18
  4. Step 4: Simplify right side
    11,634x = 111,069,996.26
  5. Step 5: Solve for x
    x = 111,069,996.26/11,634
  6. Step 6: Final answer
    x = 9,547.02

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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.