Home / 6,318.75-9,476.28-1,936.53

Finding the Fourth Proportional to 6,318.75, 9,476.28 and 1,936.53

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Solution

The fourth proportional to 6,318.75, 9,476.28 and 1,936.53 is: 2,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.75 : 9,476.28 = 1,936.53 : x
  2. Step 2: Convert to fraction form
    6,318.75/9,476.28 = 1,936.53/x
  3. Step 3: Cross multiply
    6,318.75x = 9,476.28 × 1,936.53
  4. Step 4: Simplify right side
    6,318.75x = 18,351,100.51
  5. Step 5: Solve for x
    x = 18,351,100.51/6,318.75
  6. Step 6: Final answer
    x = 2,904.23

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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.