Home / 4,951.68-6,833.28-2,855.76

Finding the Fourth Proportional to 4,951.68, 6,833.28 and 2,855.76

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Solution

The fourth proportional to 4,951.68, 6,833.28 and 2,855.76 is: 3,940.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.68 : 6,833.28 = 2,855.76 : x
  2. Step 2: Convert to fraction form
    4,951.68/6,833.28 = 2,855.76/x
  3. Step 3: Cross multiply
    4,951.68x = 6,833.28 × 2,855.76
  4. Step 4: Simplify right side
    4,951.68x = 19,514,207.69
  5. Step 5: Solve for x
    x = 19,514,207.69/4,951.68
  6. Step 6: Final answer
    x = 3,940.93

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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.