Home / 3,740.92-5,621.64-3,497.09

Finding the Fourth Proportional to 3,740.92, 5,621.64 and 3,497.09

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Solution

The fourth proportional to 3,740.92, 5,621.64 and 3,497.09 is: 5,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.92 : 5,621.64 = 3,497.09 : x
  2. Step 2: Convert to fraction form
    3,740.92/5,621.64 = 3,497.09/x
  3. Step 3: Cross multiply
    3,740.92x = 5,621.64 × 3,497.09
  4. Step 4: Simplify right side
    3,740.92x = 19,659,381.03
  5. Step 5: Solve for x
    x = 19,659,381.03/3,740.92
  6. Step 6: Final answer
    x = 5,255.23

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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.