Home / 11,898.21-17,848.23-3,133

Finding the Fourth Proportional to 11,898.21, 17,848.23 and 3,133

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Solution

The fourth proportional to 11,898.21, 17,848.23 and 3,133 is: 4,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.21 : 17,848.23 = 3,133 : x
  2. Step 2: Convert to fraction form
    11,898.21/17,848.23 = 3,133/x
  3. Step 3: Cross multiply
    11,898.21x = 17,848.23 × 3,133
  4. Step 4: Simplify right side
    11,898.21x = 55,918,504.59
  5. Step 5: Solve for x
    x = 55,918,504.59/11,898.21
  6. Step 6: Final answer
    x = 4,699.74

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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.