Home / 3,852.58-5,316.61-2,173.83

Finding the Fourth Proportional to 3,852.58, 5,316.61 and 2,173.83

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Solution

The fourth proportional to 3,852.58, 5,316.61 and 2,173.83 is: 2,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.58 : 5,316.61 = 2,173.83 : x
  2. Step 2: Convert to fraction form
    3,852.58/5,316.61 = 2,173.83/x
  3. Step 3: Cross multiply
    3,852.58x = 5,316.61 × 2,173.83
  4. Step 4: Simplify right side
    3,852.58x = 11,557,395.45
  5. Step 5: Solve for x
    x = 11,557,395.45/3,852.58
  6. Step 6: Final answer
    x = 2,999.91

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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.