Home / 3,808.52-5,255.60-2,214.93

Finding the Fourth Proportional to 3,808.52, 5,255.60 and 2,214.93

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Solution

The fourth proportional to 3,808.52, 5,255.60 and 2,214.93 is: 3,056.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.52 : 5,255.60 = 2,214.93 : x
  2. Step 2: Convert to fraction form
    3,808.52/5,255.60 = 2,214.93/x
  3. Step 3: Cross multiply
    3,808.52x = 5,255.60 × 2,214.93
  4. Step 4: Simplify right side
    3,808.52x = 11,640,775.03
  5. Step 5: Solve for x
    x = 11,640,775.03/3,808.52
  6. Step 6: Final answer
    x = 3,056.51

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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.