Home / 4,611.26-6,912.74-1,687.52

Finding the Fourth Proportional to 4,611.26, 6,912.74 and 1,687.52

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Solution

The fourth proportional to 4,611.26, 6,912.74 and 1,687.52 is: 2,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.26 : 6,912.74 = 1,687.52 : x
  2. Step 2: Convert to fraction form
    4,611.26/6,912.74 = 1,687.52/x
  3. Step 3: Cross multiply
    4,611.26x = 6,912.74 × 1,687.52
  4. Step 4: Simplify right side
    4,611.26x = 11,665,387.00
  5. Step 5: Solve for x
    x = 11,665,387.00/4,611.26
  6. Step 6: Final answer
    x = 2,529.76

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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.