Home / 3,852.46-5,780.87-1,772.18

Finding the Fourth Proportional to 3,852.46, 5,780.87 and 1,772.18

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Solution

The fourth proportional to 3,852.46, 5,780.87 and 1,772.18 is: 2,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.46 : 5,780.87 = 1,772.18 : x
  2. Step 2: Convert to fraction form
    3,852.46/5,780.87 = 1,772.18/x
  3. Step 3: Cross multiply
    3,852.46x = 5,780.87 × 1,772.18
  4. Step 4: Simplify right side
    3,852.46x = 10,244,732.76
  5. Step 5: Solve for x
    x = 10,244,732.76/3,852.46
  6. Step 6: Final answer
    x = 2,659.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.