Home / 3,285.16-4,929.66-3,258.76

Finding the Fourth Proportional to 3,285.16, 4,929.66 and 3,258.76

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Solution

The fourth proportional to 3,285.16, 4,929.66 and 3,258.76 is: 4,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.16 : 4,929.66 = 3,258.76 : x
  2. Step 2: Convert to fraction form
    3,285.16/4,929.66 = 3,258.76/x
  3. Step 3: Cross multiply
    3,285.16x = 4,929.66 × 3,258.76
  4. Step 4: Simplify right side
    3,285.16x = 16,064,578.82
  5. Step 5: Solve for x
    x = 16,064,578.82/3,285.16
  6. Step 6: Final answer
    x = 4,890.04

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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.