Home / 3,904.18-5,857.13-1,823.05

Finding the Fourth Proportional to 3,904.18, 5,857.13 and 1,823.05

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Solution

The fourth proportional to 3,904.18, 5,857.13 and 1,823.05 is: 2,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.18 : 5,857.13 = 1,823.05 : x
  2. Step 2: Convert to fraction form
    3,904.18/5,857.13 = 1,823.05/x
  3. Step 3: Cross multiply
    3,904.18x = 5,857.13 × 1,823.05
  4. Step 4: Simplify right side
    3,904.18x = 10,677,826.20
  5. Step 5: Solve for x
    x = 10,677,826.20/3,904.18
  6. Step 6: Final answer
    x = 2,734.97

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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.