Home / 3,556.43-4,904.92-2,670.69

Finding the Fourth Proportional to 3,556.43, 4,904.92 and 2,670.69

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Solution

The fourth proportional to 3,556.43, 4,904.92 and 2,670.69 is: 3,683.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.43 : 4,904.92 = 2,670.69 : x
  2. Step 2: Convert to fraction form
    3,556.43/4,904.92 = 2,670.69/x
  3. Step 3: Cross multiply
    3,556.43x = 4,904.92 × 2,670.69
  4. Step 4: Simplify right side
    3,556.43x = 13,099,520.79
  5. Step 5: Solve for x
    x = 13,099,520.79/3,556.43
  6. Step 6: Final answer
    x = 3,683.33

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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.