Home / 3,575.27-4,936.16-2,913.71

Finding the Fourth Proportional to 3,575.27, 4,936.16 and 2,913.71

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Solution

The fourth proportional to 3,575.27, 4,936.16 and 2,913.71 is: 4,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.27 : 4,936.16 = 2,913.71 : x
  2. Step 2: Convert to fraction form
    3,575.27/4,936.16 = 2,913.71/x
  3. Step 3: Cross multiply
    3,575.27x = 4,936.16 × 2,913.71
  4. Step 4: Simplify right side
    3,575.27x = 14,382,521.36
  5. Step 5: Solve for x
    x = 14,382,521.36/3,575.27
  6. Step 6: Final answer
    x = 4,022.78

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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.