Home / 3,740.45-5,611.14-1,550.72

Finding the Fourth Proportional to 3,740.45, 5,611.14 and 1,550.72

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Solution

The fourth proportional to 3,740.45, 5,611.14 and 1,550.72 is: 2,326.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.45 : 5,611.14 = 1,550.72 : x
  2. Step 2: Convert to fraction form
    3,740.45/5,611.14 = 1,550.72/x
  3. Step 3: Cross multiply
    3,740.45x = 5,611.14 × 1,550.72
  4. Step 4: Simplify right side
    3,740.45x = 8,701,321.05
  5. Step 5: Solve for x
    x = 8,701,321.05/3,740.45
  6. Step 6: Final answer
    x = 2,326.28

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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.