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Finding the Fourth Proportional to 4,951.50, 6,833.07 and 2,855.94

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Solution

The fourth proportional to 4,951.50, 6,833.07 and 2,855.94 is: 3,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.50 : 6,833.07 = 2,855.94 : x
  2. Step 2: Convert to fraction form
    4,951.50/6,833.07 = 2,855.94/x
  3. Step 3: Cross multiply
    4,951.50x = 6,833.07 × 2,855.94
  4. Step 4: Simplify right side
    4,951.50x = 19,514,837.94
  5. Step 5: Solve for x
    x = 19,514,837.94/4,951.50
  6. Step 6: Final answer
    x = 3,941.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.