Home / 3,827.41-5,740.71-1,873.69

Finding the Fourth Proportional to 3,827.41, 5,740.71 and 1,873.69

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Solution

The fourth proportional to 3,827.41, 5,740.71 and 1,873.69 is: 2,810.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.41 : 5,740.71 = 1,873.69 : x
  2. Step 2: Convert to fraction form
    3,827.41/5,740.71 = 1,873.69/x
  3. Step 3: Cross multiply
    3,827.41x = 5,740.71 × 1,873.69
  4. Step 4: Simplify right side
    3,827.41x = 10,756,310.92
  5. Step 5: Solve for x
    x = 10,756,310.92/3,827.41
  6. Step 6: Final answer
    x = 2,810.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.