Home / 11,898.63-17,835.57-3,995.28

Finding the Fourth Proportional to 11,898.63, 17,835.57 and 3,995.28

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Solution

The fourth proportional to 11,898.63, 17,835.57 and 3,995.28 is: 5,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.63 : 17,835.57 = 3,995.28 : x
  2. Step 2: Convert to fraction form
    11,898.63/17,835.57 = 3,995.28/x
  3. Step 3: Cross multiply
    11,898.63x = 17,835.57 × 3,995.28
  4. Step 4: Simplify right side
    11,898.63x = 71,258,096.11
  5. Step 5: Solve for x
    x = 71,258,096.11/11,898.63
  6. Step 6: Final answer
    x = 5,988.76

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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.