Home / 4,029.89-5,553.50-2,908.71

Finding the Fourth Proportional to 4,029.89, 5,553.50 and 2,908.71

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Solution

The fourth proportional to 4,029.89, 5,553.50 and 2,908.71 is: 4,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.89 : 5,553.50 = 2,908.71 : x
  2. Step 2: Convert to fraction form
    4,029.89/5,553.50 = 2,908.71/x
  3. Step 3: Cross multiply
    4,029.89x = 5,553.50 × 2,908.71
  4. Step 4: Simplify right side
    4,029.89x = 16,153,506.44
  5. Step 5: Solve for x
    x = 16,153,506.44/4,029.89
  6. Step 6: Final answer
    x = 4,008.43

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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.