Home / 3,379.91-4,665.10-2,054.49

Finding the Fourth Proportional to 3,379.91, 4,665.10 and 2,054.49

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Solution

The fourth proportional to 3,379.91, 4,665.10 and 2,054.49 is: 2,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.91 : 4,665.10 = 2,054.49 : x
  2. Step 2: Convert to fraction form
    3,379.91/4,665.10 = 2,054.49/x
  3. Step 3: Cross multiply
    3,379.91x = 4,665.10 × 2,054.49
  4. Step 4: Simplify right side
    3,379.91x = 9,584,401.30
  5. Step 5: Solve for x
    x = 9,584,401.30/3,379.91
  6. Step 6: Final answer
    x = 2,835.70

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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.