Home / 11,393.30-17,090.55-3,601.50

Finding the Fourth Proportional to 11,393.30, 17,090.55 and 3,601.50

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Solution

The fourth proportional to 11,393.30, 17,090.55 and 3,601.50 is: 5,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.30 : 17,090.55 = 3,601.50 : x
  2. Step 2: Convert to fraction form
    11,393.30/17,090.55 = 3,601.50/x
  3. Step 3: Cross multiply
    11,393.30x = 17,090.55 × 3,601.50
  4. Step 4: Simplify right side
    11,393.30x = 61,551,615.83
  5. Step 5: Solve for x
    x = 61,551,615.83/11,393.30
  6. Step 6: Final answer
    x = 5,402.44

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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.