Home / 11,845.84-17,749.30-4,050.40

Finding the Fourth Proportional to 11,845.84, 17,749.30 and 4,050.40

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Solution

The fourth proportional to 11,845.84, 17,749.30 and 4,050.40 is: 6,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.84 : 17,749.30 = 4,050.40 : x
  2. Step 2: Convert to fraction form
    11,845.84/17,749.30 = 4,050.40/x
  3. Step 3: Cross multiply
    11,845.84x = 17,749.30 × 4,050.40
  4. Step 4: Simplify right side
    11,845.84x = 71,891,764.72
  5. Step 5: Solve for x
    x = 71,891,764.72/11,845.84
  6. Step 6: Final answer
    x = 6,068.95

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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.