Home / 3,740.27-5,609.88-1,984.50

Finding the Fourth Proportional to 3,740.27, 5,609.88 and 1,984.50

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Solution

The fourth proportional to 3,740.27, 5,609.88 and 1,984.50 is: 2,976.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.27 : 5,609.88 = 1,984.50 : x
  2. Step 2: Convert to fraction form
    3,740.27/5,609.88 = 1,984.50/x
  3. Step 3: Cross multiply
    3,740.27x = 5,609.88 × 1,984.50
  4. Step 4: Simplify right side
    3,740.27x = 11,132,806.86
  5. Step 5: Solve for x
    x = 11,132,806.86/3,740.27
  6. Step 6: Final answer
    x = 2,976.48

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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.