Home / 5,704.56-8,557.98-2,782.92

Finding the Fourth Proportional to 5,704.56, 8,557.98 and 2,782.92

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Solution

The fourth proportional to 5,704.56, 8,557.98 and 2,782.92 is: 4,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.56 : 8,557.98 = 2,782.92 : x
  2. Step 2: Convert to fraction form
    5,704.56/8,557.98 = 2,782.92/x
  3. Step 3: Cross multiply
    5,704.56x = 8,557.98 × 2,782.92
  4. Step 4: Simplify right side
    5,704.56x = 23,816,173.70
  5. Step 5: Solve for x
    x = 23,816,173.70/5,704.56
  6. Step 6: Final answer
    x = 4,174.94

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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.