Home / 3,258.89-4,494.25-2,180.26

Finding the Fourth Proportional to 3,258.89, 4,494.25 and 2,180.26

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Solution

The fourth proportional to 3,258.89, 4,494.25 and 2,180.26 is: 3,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.89 : 4,494.25 = 2,180.26 : x
  2. Step 2: Convert to fraction form
    3,258.89/4,494.25 = 2,180.26/x
  3. Step 3: Cross multiply
    3,258.89x = 4,494.25 × 2,180.26
  4. Step 4: Simplify right side
    3,258.89x = 9,798,633.51
  5. Step 5: Solve for x
    x = 9,798,633.51/3,258.89
  6. Step 6: Final answer
    x = 3,006.74

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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.