Home / 8,258.29-12,384.33-3,326.25

Finding the Fourth Proportional to 8,258.29, 12,384.33 and 3,326.25

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Solution

The fourth proportional to 8,258.29, 12,384.33 and 3,326.25 is: 4,988.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.29 : 12,384.33 = 3,326.25 : x
  2. Step 2: Convert to fraction form
    8,258.29/12,384.33 = 3,326.25/x
  3. Step 3: Cross multiply
    8,258.29x = 12,384.33 × 3,326.25
  4. Step 4: Simplify right side
    8,258.29x = 41,193,377.66
  5. Step 5: Solve for x
    x = 41,193,377.66/8,258.29
  6. Step 6: Final answer
    x = 4,988.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.