Home / 3,039.27-4,558.90-730.77

Finding the Fourth Proportional to 3,039.27, 4,558.90 and 730.77

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Solution

The fourth proportional to 3,039.27, 4,558.90 and 730.77 is: 1,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.27 : 4,558.90 = 730.77 : x
  2. Step 2: Convert to fraction form
    3,039.27/4,558.90 = 730.77/x
  3. Step 3: Cross multiply
    3,039.27x = 4,558.90 × 730.77
  4. Step 4: Simplify right side
    3,039.27x = 3,331,496.87
  5. Step 5: Solve for x
    x = 3,331,496.87/3,039.27
  6. Step 6: Final answer
    x = 1,096.15

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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.