Home / 4,704.92-7,057.26-1,242.20

Finding the Fourth Proportional to 4,704.92, 7,057.26 and 1,242.20

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Solution

The fourth proportional to 4,704.92, 7,057.26 and 1,242.20 is: 1,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.92 : 7,057.26 = 1,242.20 : x
  2. Step 2: Convert to fraction form
    4,704.92/7,057.26 = 1,242.20/x
  3. Step 3: Cross multiply
    4,704.92x = 7,057.26 × 1,242.20
  4. Step 4: Simplify right side
    4,704.92x = 8,766,528.37
  5. Step 5: Solve for x
    x = 8,766,528.37/4,704.92
  6. Step 6: Final answer
    x = 1,863.27

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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.