Home / 2,433.42-3,358.17-1,438.95

Finding the Fourth Proportional to 2,433.42, 3,358.17 and 1,438.95

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Solution

The fourth proportional to 2,433.42, 3,358.17 and 1,438.95 is: 1,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.42 : 3,358.17 = 1,438.95 : x
  2. Step 2: Convert to fraction form
    2,433.42/3,358.17 = 1,438.95/x
  3. Step 3: Cross multiply
    2,433.42x = 3,358.17 × 1,438.95
  4. Step 4: Simplify right side
    2,433.42x = 4,832,238.72
  5. Step 5: Solve for x
    x = 4,832,238.72/2,433.42
  6. Step 6: Final answer
    x = 1,985.78

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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.