Home / 7,946.52-11,927.82-4,000.56

Finding the Fourth Proportional to 7,946.52, 11,927.82 and 4,000.56

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Solution

The fourth proportional to 7,946.52, 11,927.82 and 4,000.56 is: 6,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.52 : 11,927.82 = 4,000.56 : x
  2. Step 2: Convert to fraction form
    7,946.52/11,927.82 = 4,000.56/x
  3. Step 3: Cross multiply
    7,946.52x = 11,927.82 × 4,000.56
  4. Step 4: Simplify right side
    7,946.52x = 47,717,959.58
  5. Step 5: Solve for x
    x = 47,717,959.58/7,946.52
  6. Step 6: Final answer
    x = 6,004.89

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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.