Home / 4,722.78-6,516.75-2,833.98

Finding the Fourth Proportional to 4,722.78, 6,516.75 and 2,833.98

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Solution

The fourth proportional to 4,722.78, 6,516.75 and 2,833.98 is: 3,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.78 : 6,516.75 = 2,833.98 : x
  2. Step 2: Convert to fraction form
    4,722.78/6,516.75 = 2,833.98/x
  3. Step 3: Cross multiply
    4,722.78x = 6,516.75 × 2,833.98
  4. Step 4: Simplify right side
    4,722.78x = 18,468,339.17
  5. Step 5: Solve for x
    x = 18,468,339.17/4,722.78
  6. Step 6: Final answer
    x = 3,910.48

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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.