Home / 8,103.30-11,183.64-4,746.84

Finding the Fourth Proportional to 8,103.30, 11,183.64 and 4,746.84

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Solution

The fourth proportional to 8,103.30, 11,183.64 and 4,746.84 is: 6,551.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.30 : 11,183.64 = 4,746.84 : x
  2. Step 2: Convert to fraction form
    8,103.30/11,183.64 = 4,746.84/x
  3. Step 3: Cross multiply
    8,103.30x = 11,183.64 × 4,746.84
  4. Step 4: Simplify right side
    8,103.30x = 53,086,949.70
  5. Step 5: Solve for x
    x = 53,086,949.70/8,103.30
  6. Step 6: Final answer
    x = 6,551.28

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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.