Home / 3,790.38-5,228.88-3,265.50

Finding the Fourth Proportional to 3,790.38, 5,228.88 and 3,265.50

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Solution

The fourth proportional to 3,790.38, 5,228.88 and 3,265.50 is: 4,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.38 : 5,228.88 = 3,265.50 : x
  2. Step 2: Convert to fraction form
    3,790.38/5,228.88 = 3,265.50/x
  3. Step 3: Cross multiply
    3,790.38x = 5,228.88 × 3,265.50
  4. Step 4: Simplify right side
    3,790.38x = 17,074,907.64
  5. Step 5: Solve for x
    x = 17,074,907.64/3,790.38
  6. Step 6: Final answer
    x = 4,504.80

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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.