Home / 2,438.07-3,654.95-1,863.51

Finding the Fourth Proportional to 2,438.07, 3,654.95 and 1,863.51

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Solution

The fourth proportional to 2,438.07, 3,654.95 and 1,863.51 is: 2,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.07 : 3,654.95 = 1,863.51 : x
  2. Step 2: Convert to fraction form
    2,438.07/3,654.95 = 1,863.51/x
  3. Step 3: Cross multiply
    2,438.07x = 3,654.95 × 1,863.51
  4. Step 4: Simplify right side
    2,438.07x = 6,811,026.56
  5. Step 5: Solve for x
    x = 6,811,026.56/2,438.07
  6. Step 6: Final answer
    x = 2,793.61

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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.