Home / 2,730.26-4,091.73-2,555.30

Finding the Fourth Proportional to 2,730.26, 4,091.73 and 2,555.30

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Solution

The fourth proportional to 2,730.26, 4,091.73 and 2,555.30 is: 3,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.26 : 4,091.73 = 2,555.30 : x
  2. Step 2: Convert to fraction form
    2,730.26/4,091.73 = 2,555.30/x
  3. Step 3: Cross multiply
    2,730.26x = 4,091.73 × 2,555.30
  4. Step 4: Simplify right side
    2,730.26x = 10,455,597.67
  5. Step 5: Solve for x
    x = 10,455,597.67/2,730.26
  6. Step 6: Final answer
    x = 3,829.52

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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.