Home / 3,272.86-4,516.10-1,946.30

Finding the Fourth Proportional to 3,272.86, 4,516.10 and 1,946.30

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Solution

The fourth proportional to 3,272.86, 4,516.10 and 1,946.30 is: 2,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.86 : 4,516.10 = 1,946.30 : x
  2. Step 2: Convert to fraction form
    3,272.86/4,516.10 = 1,946.30/x
  3. Step 3: Cross multiply
    3,272.86x = 4,516.10 × 1,946.30
  4. Step 4: Simplify right side
    3,272.86x = 8,789,685.43
  5. Step 5: Solve for x
    x = 8,789,685.43/3,272.86
  6. Step 6: Final answer
    x = 2,685.63

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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.