Home / 2,433.88-3,359.18-1,385.74

Finding the Fourth Proportional to 2,433.88, 3,359.18 and 1,385.74

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Solution

The fourth proportional to 2,433.88, 3,359.18 and 1,385.74 is: 1,912.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.88 : 3,359.18 = 1,385.74 : x
  2. Step 2: Convert to fraction form
    2,433.88/3,359.18 = 1,385.74/x
  3. Step 3: Cross multiply
    2,433.88x = 3,359.18 × 1,385.74
  4. Step 4: Simplify right side
    2,433.88x = 4,654,950.09
  5. Step 5: Solve for x
    x = 4,654,950.09/2,433.88
  6. Step 6: Final answer
    x = 1,912.56

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1.5x scale

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.