Home / 7,835.58-11,753.98-3,393.54

Finding the Fourth Proportional to 7,835.58, 11,753.98 and 3,393.54

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Solution

The fourth proportional to 7,835.58, 11,753.98 and 3,393.54 is: 5,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.58 : 11,753.98 = 3,393.54 : x
  2. Step 2: Convert to fraction form
    7,835.58/11,753.98 = 3,393.54/x
  3. Step 3: Cross multiply
    7,835.58x = 11,753.98 × 3,393.54
  4. Step 4: Simplify right side
    7,835.58x = 39,887,592.81
  5. Step 5: Solve for x
    x = 39,887,592.81/7,835.58
  6. Step 6: Final answer
    x = 5,090.57

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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.