Home / 2,734.50-4,096.32-1,271.64

Finding the Fourth Proportional to 2,734.50, 4,096.32 and 1,271.64

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Solution

The fourth proportional to 2,734.50, 4,096.32 and 1,271.64 is: 1,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.50 : 4,096.32 = 1,271.64 : x
  2. Step 2: Convert to fraction form
    2,734.50/4,096.32 = 1,271.64/x
  3. Step 3: Cross multiply
    2,734.50x = 4,096.32 × 1,271.64
  4. Step 4: Simplify right side
    2,734.50x = 5,209,044.36
  5. Step 5: Solve for x
    x = 5,209,044.36/2,734.50
  6. Step 6: Final answer
    x = 1,904.93

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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.