Home / 11,946.07-17,919.48-3,061.47

Finding the Fourth Proportional to 11,946.07, 17,919.48 and 3,061.47

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Solution

The fourth proportional to 11,946.07, 17,919.48 and 3,061.47 is: 4,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.07 : 17,919.48 = 3,061.47 : x
  2. Step 2: Convert to fraction form
    11,946.07/17,919.48 = 3,061.47/x
  3. Step 3: Cross multiply
    11,946.07x = 17,919.48 × 3,061.47
  4. Step 4: Simplify right side
    11,946.07x = 54,859,950.44
  5. Step 5: Solve for x
    x = 54,859,950.44/11,946.07
  6. Step 6: Final answer
    x = 4,592.30

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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.