Home / 9,835.36-14,752.80-3,991.84

Finding the Fourth Proportional to 9,835.36, 14,752.80 and 3,991.84

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Solution

The fourth proportional to 9,835.36, 14,752.80 and 3,991.84 is: 5,987.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835.36 : 14,752.80 = 3,991.84 : x
  2. Step 2: Convert to fraction form
    9,835.36/14,752.80 = 3,991.84/x
  3. Step 3: Cross multiply
    9,835.36x = 14,752.80 × 3,991.84
  4. Step 4: Simplify right side
    9,835.36x = 58,890,817.15
  5. Step 5: Solve for x
    x = 58,890,817.15/9,835.36
  6. Step 6: Final answer
    x = 5,987.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.