Home / 5,789.43-8,686.20-2,869.80

Finding the Fourth Proportional to 5,789.43, 8,686.20 and 2,869.80

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Solution

The fourth proportional to 5,789.43, 8,686.20 and 2,869.80 is: 4,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.43 : 8,686.20 = 2,869.80 : x
  2. Step 2: Convert to fraction form
    5,789.43/8,686.20 = 2,869.80/x
  3. Step 3: Cross multiply
    5,789.43x = 8,686.20 × 2,869.80
  4. Step 4: Simplify right side
    5,789.43x = 24,927,656.76
  5. Step 5: Solve for x
    x = 24,927,656.76/5,789.43
  6. Step 6: Final answer
    x = 4,305.72

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