Home / 2,913.27-4,011.57-2,609.84

Finding the Fourth Proportional to 2,913.27, 4,011.57 and 2,609.84

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Solution

The fourth proportional to 2,913.27, 4,011.57 and 2,609.84 is: 3,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.27 : 4,011.57 = 2,609.84 : x
  2. Step 2: Convert to fraction form
    2,913.27/4,011.57 = 2,609.84/x
  3. Step 3: Cross multiply
    2,913.27x = 4,011.57 × 2,609.84
  4. Step 4: Simplify right side
    2,913.27x = 10,469,555.85
  5. Step 5: Solve for x
    x = 10,469,555.85/2,913.27
  6. Step 6: Final answer
    x = 3,593.75

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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.