Home / 3,899.12-5,852.73-2,609.60

Finding the Fourth Proportional to 3,899.12, 5,852.73 and 2,609.60

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Solution

The fourth proportional to 3,899.12, 5,852.73 and 2,609.60 is: 3,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.12 : 5,852.73 = 2,609.60 : x
  2. Step 2: Convert to fraction form
    3,899.12/5,852.73 = 2,609.60/x
  3. Step 3: Cross multiply
    3,899.12x = 5,852.73 × 2,609.60
  4. Step 4: Simplify right side
    3,899.12x = 15,273,284.21
  5. Step 5: Solve for x
    x = 15,273,284.21/3,899.12
  6. Step 6: Final answer
    x = 3,917.11

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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.