Home / 3,555.24-4,904.55-3,270.93

Finding the Fourth Proportional to 3,555.24, 4,904.55 and 3,270.93

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Solution

The fourth proportional to 3,555.24, 4,904.55 and 3,270.93 is: 4,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.24 : 4,904.55 = 3,270.93 : x
  2. Step 2: Convert to fraction form
    3,555.24/4,904.55 = 3,270.93/x
  3. Step 3: Cross multiply
    3,555.24x = 4,904.55 × 3,270.93
  4. Step 4: Simplify right side
    3,555.24x = 16,042,439.73
  5. Step 5: Solve for x
    x = 16,042,439.73/3,555.24
  6. Step 6: Final answer
    x = 4,512.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.