Home / 5,790.75-7,991.10-3,272.55

Finding the Fourth Proportional to 5,790.75, 7,991.10 and 3,272.55

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Solution

The fourth proportional to 5,790.75, 7,991.10 and 3,272.55 is: 4,516.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.75 : 7,991.10 = 3,272.55 : x
  2. Step 2: Convert to fraction form
    5,790.75/7,991.10 = 3,272.55/x
  3. Step 3: Cross multiply
    5,790.75x = 7,991.10 × 3,272.55
  4. Step 4: Simplify right side
    5,790.75x = 26,151,274.31
  5. Step 5: Solve for x
    x = 26,151,274.31/5,790.75
  6. Step 6: Final answer
    x = 4,516.04

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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.