Home / 4,078.86-5,633.40-2,750.25

Finding the Fourth Proportional to 4,078.86, 5,633.40 and 2,750.25

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Solution

The fourth proportional to 4,078.86, 5,633.40 and 2,750.25 is: 3,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.86 : 5,633.40 = 2,750.25 : x
  2. Step 2: Convert to fraction form
    4,078.86/5,633.40 = 2,750.25/x
  3. Step 3: Cross multiply
    4,078.86x = 5,633.40 × 2,750.25
  4. Step 4: Simplify right side
    4,078.86x = 15,493,258.35
  5. Step 5: Solve for x
    x = 15,493,258.35/4,078.86
  6. Step 6: Final answer
    x = 3,798.43

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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.