Home / 3,818.35-5,258.55-3,283.35

Finding the Fourth Proportional to 3,818.35, 5,258.55 and 3,283.35

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Solution

The fourth proportional to 3,818.35, 5,258.55 and 3,283.35 is: 4,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.35 : 5,258.55 = 3,283.35 : x
  2. Step 2: Convert to fraction form
    3,818.35/5,258.55 = 3,283.35/x
  3. Step 3: Cross multiply
    3,818.35x = 5,258.55 × 3,283.35
  4. Step 4: Simplify right side
    3,818.35x = 17,265,660.14
  5. Step 5: Solve for x
    x = 17,265,660.14/3,818.35
  6. Step 6: Final answer
    x = 4,521.76

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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.