Home / 3,258.22-4,498.92-3,009.43

Finding the Fourth Proportional to 3,258.22, 4,498.92 and 3,009.43

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Solution

The fourth proportional to 3,258.22, 4,498.92 and 3,009.43 is: 4,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.22 : 4,498.92 = 3,009.43 : x
  2. Step 2: Convert to fraction form
    3,258.22/4,498.92 = 3,009.43/x
  3. Step 3: Cross multiply
    3,258.22x = 4,498.92 × 3,009.43
  4. Step 4: Simplify right side
    3,258.22x = 13,539,184.82
  5. Step 5: Solve for x
    x = 13,539,184.82/3,258.22
  6. Step 6: Final answer
    x = 4,155.39

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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.