Home / 5,609.41-7,740.67-3,370.87

Finding the Fourth Proportional to 5,609.41, 7,740.67 and 3,370.87

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Solution

The fourth proportional to 5,609.41, 7,740.67 and 3,370.87 is: 4,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.41 : 7,740.67 = 3,370.87 : x
  2. Step 2: Convert to fraction form
    5,609.41/7,740.67 = 3,370.87/x
  3. Step 3: Cross multiply
    5,609.41x = 7,740.67 × 3,370.87
  4. Step 4: Simplify right side
    5,609.41x = 26,092,792.28
  5. Step 5: Solve for x
    x = 26,092,792.28/5,609.41
  6. Step 6: Final answer
    x = 4,651.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.