Home / 5,785.13-8,678.05-1,625.48

Finding the Fourth Proportional to 5,785.13, 8,678.05 and 1,625.48

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Solution

The fourth proportional to 5,785.13, 8,678.05 and 1,625.48 is: 2,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.13 : 8,678.05 = 1,625.48 : x
  2. Step 2: Convert to fraction form
    5,785.13/8,678.05 = 1,625.48/x
  3. Step 3: Cross multiply
    5,785.13x = 8,678.05 × 1,625.48
  4. Step 4: Simplify right side
    5,785.13x = 14,105,996.71
  5. Step 5: Solve for x
    x = 14,105,996.71/5,785.13
  6. Step 6: Final answer
    x = 2,438.32

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