Home / 4,309.40-5,946.78-2,633.61

Finding the Fourth Proportional to 4,309.40, 5,946.78 and 2,633.61

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Solution

The fourth proportional to 4,309.40, 5,946.78 and 2,633.61 is: 3,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.40 : 5,946.78 = 2,633.61 : x
  2. Step 2: Convert to fraction form
    4,309.40/5,946.78 = 2,633.61/x
  3. Step 3: Cross multiply
    4,309.40x = 5,946.78 × 2,633.61
  4. Step 4: Simplify right side
    4,309.40x = 15,661,505.86
  5. Step 5: Solve for x
    x = 15,661,505.86/4,309.40
  6. Step 6: Final answer
    x = 3,634.27

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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.