Home / 10,779.32-16,168.98-3,384.35

Finding the Fourth Proportional to 10,779.32, 16,168.98 and 3,384.35

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Solution

The fourth proportional to 10,779.32, 16,168.98 and 3,384.35 is: 5,076.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.32 : 16,168.98 = 3,384.35 : x
  2. Step 2: Convert to fraction form
    10,779.32/16,168.98 = 3,384.35/x
  3. Step 3: Cross multiply
    10,779.32x = 16,168.98 × 3,384.35
  4. Step 4: Simplify right side
    10,779.32x = 54,721,487.46
  5. Step 5: Solve for x
    x = 54,721,487.46/10,779.32
  6. Step 6: Final answer
    x = 5,076.53

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