Home / 10,554.81-15,835.38-3,159.51

Finding the Fourth Proportional to 10,554.81, 15,835.38 and 3,159.51

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Solution

The fourth proportional to 10,554.81, 15,835.38 and 3,159.51 is: 4,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.81 : 15,835.38 = 3,159.51 : x
  2. Step 2: Convert to fraction form
    10,554.81/15,835.38 = 3,159.51/x
  3. Step 3: Cross multiply
    10,554.81x = 15,835.38 × 3,159.51
  4. Step 4: Simplify right side
    10,554.81x = 50,032,041.46
  5. Step 5: Solve for x
    x = 50,032,041.46/10,554.81
  6. Step 6: Final answer
    x = 4,740.21

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