Home / 5,336.92-8,020.50-3,146.68

Finding the Fourth Proportional to 5,336.92, 8,020.50 and 3,146.68

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Solution

The fourth proportional to 5,336.92, 8,020.50 and 3,146.68 is: 4,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.92 : 8,020.50 = 3,146.68 : x
  2. Step 2: Convert to fraction form
    5,336.92/8,020.50 = 3,146.68/x
  3. Step 3: Cross multiply
    5,336.92x = 8,020.50 × 3,146.68
  4. Step 4: Simplify right side
    5,336.92x = 25,237,946.94
  5. Step 5: Solve for x
    x = 25,237,946.94/5,336.92
  6. Step 6: Final answer
    x = 4,728.93

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1.5x scale

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.