Home / 2,455.62-3,685.26-1,358.88

Finding the Fourth Proportional to 2,455.62, 3,685.26 and 1,358.88

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Solution

The fourth proportional to 2,455.62, 3,685.26 and 1,358.88 is: 2,039.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.62 : 3,685.26 = 1,358.88 : x
  2. Step 2: Convert to fraction form
    2,455.62/3,685.26 = 1,358.88/x
  3. Step 3: Cross multiply
    2,455.62x = 3,685.26 × 1,358.88
  4. Step 4: Simplify right side
    2,455.62x = 5,007,826.11
  5. Step 5: Solve for x
    x = 5,007,826.11/2,455.62
  6. Step 6: Final answer
    x = 2,039.33

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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.