Home / 3,206.04-4,423.86-1,789.54

Finding the Fourth Proportional to 3,206.04, 4,423.86 and 1,789.54

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Solution

The fourth proportional to 3,206.04, 4,423.86 and 1,789.54 is: 2,469.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.04 : 4,423.86 = 1,789.54 : x
  2. Step 2: Convert to fraction form
    3,206.04/4,423.86 = 1,789.54/x
  3. Step 3: Cross multiply
    3,206.04x = 4,423.86 × 1,789.54
  4. Step 4: Simplify right side
    3,206.04x = 7,916,674.42
  5. Step 5: Solve for x
    x = 7,916,674.42/3,206.04
  6. Step 6: Final answer
    x = 2,469.30

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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.