Home / 4,520.66-6,781.04-1,558.97

Finding the Fourth Proportional to 4,520.66, 6,781.04 and 1,558.97

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Solution

The fourth proportional to 4,520.66, 6,781.04 and 1,558.97 is: 2,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.66 : 6,781.04 = 1,558.97 : x
  2. Step 2: Convert to fraction form
    4,520.66/6,781.04 = 1,558.97/x
  3. Step 3: Cross multiply
    4,520.66x = 6,781.04 × 1,558.97
  4. Step 4: Simplify right side
    4,520.66x = 10,571,450.96
  5. Step 5: Solve for x
    x = 10,571,450.96/4,520.66
  6. Step 6: Final answer
    x = 2,338.47

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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.