Home / 3,627.98-5,445.75-2,708.90

Finding the Fourth Proportional to 3,627.98, 5,445.75 and 2,708.90

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Solution

The fourth proportional to 3,627.98, 5,445.75 and 2,708.90 is: 4,066.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.98 : 5,445.75 = 2,708.90 : x
  2. Step 2: Convert to fraction form
    3,627.98/5,445.75 = 2,708.90/x
  3. Step 3: Cross multiply
    3,627.98x = 5,445.75 × 2,708.90
  4. Step 4: Simplify right side
    3,627.98x = 14,751,992.18
  5. Step 5: Solve for x
    x = 14,751,992.18/3,627.98
  6. Step 6: Final answer
    x = 4,066.17

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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.