Home / 10,664.75-14,716.35-6,187.48

Finding the Fourth Proportional to 10,664.75, 14,716.35 and 6,187.48

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Solution

The fourth proportional to 10,664.75, 14,716.35 and 6,187.48 is: 8,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,664.75 : 14,716.35 = 6,187.48 : x
  2. Step 2: Convert to fraction form
    10,664.75/14,716.35 = 6,187.48/x
  3. Step 3: Cross multiply
    10,664.75x = 14,716.35 × 6,187.48
  4. Step 4: Simplify right side
    10,664.75x = 91,057,084.51
  5. Step 5: Solve for x
    x = 91,057,084.51/10,664.75
  6. Step 6: Final answer
    x = 8,538.13

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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.