Home / 7,961.18-10,985.10-4,423.91

Finding the Fourth Proportional to 7,961.18, 10,985.10 and 4,423.91

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Solution

The fourth proportional to 7,961.18, 10,985.10 and 4,423.91 is: 6,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961.18 : 10,985.10 = 4,423.91 : x
  2. Step 2: Convert to fraction form
    7,961.18/10,985.10 = 4,423.91/x
  3. Step 3: Cross multiply
    7,961.18x = 10,985.10 × 4,423.91
  4. Step 4: Simplify right side
    7,961.18x = 48,597,093.74
  5. Step 5: Solve for x
    x = 48,597,093.74/7,961.18
  6. Step 6: Final answer
    x = 6,104.26

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