Home / 3,258.48-4,500.39-2,194.39

Finding the Fourth Proportional to 3,258.48, 4,500.39 and 2,194.39

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Solution

The fourth proportional to 3,258.48, 4,500.39 and 2,194.39 is: 3,030.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.48 : 4,500.39 = 2,194.39 : x
  2. Step 2: Convert to fraction form
    3,258.48/4,500.39 = 2,194.39/x
  3. Step 3: Cross multiply
    3,258.48x = 4,500.39 × 2,194.39
  4. Step 4: Simplify right side
    3,258.48x = 9,875,641.22
  5. Step 5: Solve for x
    x = 9,875,641.22/3,258.48
  6. Step 6: Final answer
    x = 3,030.75

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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.