Home / 3,283.92-4,529.25-2,105.10

Finding the Fourth Proportional to 3,283.92, 4,529.25 and 2,105.10

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Solution

The fourth proportional to 3,283.92, 4,529.25 and 2,105.10 is: 2,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.92 : 4,529.25 = 2,105.10 : x
  2. Step 2: Convert to fraction form
    3,283.92/4,529.25 = 2,105.10/x
  3. Step 3: Cross multiply
    3,283.92x = 4,529.25 × 2,105.10
  4. Step 4: Simplify right side
    3,283.92x = 9,534,524.18
  5. Step 5: Solve for x
    x = 9,534,524.18/3,283.92
  6. Step 6: Final answer
    x = 2,903.40

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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.