Home / 3,338.34-4,985.73-2,839.43

Finding the Fourth Proportional to 3,338.34, 4,985.73 and 2,839.43

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Solution

The fourth proportional to 3,338.34, 4,985.73 and 2,839.43 is: 4,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.34 : 4,985.73 = 2,839.43 : x
  2. Step 2: Convert to fraction form
    3,338.34/4,985.73 = 2,839.43/x
  3. Step 3: Cross multiply
    3,338.34x = 4,985.73 × 2,839.43
  4. Step 4: Simplify right side
    3,338.34x = 14,156,592.21
  5. Step 5: Solve for x
    x = 14,156,592.21/3,338.34
  6. Step 6: Final answer
    x = 4,240.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.