Home / 3,790.33-5,228.70-2,217.52

Finding the Fourth Proportional to 3,790.33, 5,228.70 and 2,217.52

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Solution

The fourth proportional to 3,790.33, 5,228.70 and 2,217.52 is: 3,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.33 : 5,228.70 = 2,217.52 : x
  2. Step 2: Convert to fraction form
    3,790.33/5,228.70 = 2,217.52/x
  3. Step 3: Cross multiply
    3,790.33x = 5,228.70 × 2,217.52
  4. Step 4: Simplify right side
    3,790.33x = 11,594,746.82
  5. Step 5: Solve for x
    x = 11,594,746.82/3,790.33
  6. Step 6: Final answer
    x = 3,059.03

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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.