Home / 3,423.88-5,133.90-2,329.72

Finding the Fourth Proportional to 3,423.88, 5,133.90 and 2,329.72

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Solution

The fourth proportional to 3,423.88, 5,133.90 and 2,329.72 is: 3,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.88 : 5,133.90 = 2,329.72 : x
  2. Step 2: Convert to fraction form
    3,423.88/5,133.90 = 2,329.72/x
  3. Step 3: Cross multiply
    3,423.88x = 5,133.90 × 2,329.72
  4. Step 4: Simplify right side
    3,423.88x = 11,960,549.51
  5. Step 5: Solve for x
    x = 11,960,549.51/3,423.88
  6. Step 6: Final answer
    x = 3,493.27

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1.5x scale

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.