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Finding the Fourth Proportional to 10,093.75, 15,143.86 and 3,075.13

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Solution

The fourth proportional to 10,093.75, 15,143.86 and 3,075.13 is: 4,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,093.75 : 15,143.86 = 3,075.13 : x
  2. Step 2: Convert to fraction form
    10,093.75/15,143.86 = 3,075.13/x
  3. Step 3: Cross multiply
    10,093.75x = 15,143.86 × 3,075.13
  4. Step 4: Simplify right side
    10,093.75x = 46,569,360.98
  5. Step 5: Solve for x
    x = 46,569,360.98/10,093.75
  6. Step 6: Final answer
    x = 4,613.68

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