Home / 3,705.98-5,110.35-2,306.30

Finding the Fourth Proportional to 3,705.98, 5,110.35 and 2,306.30

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Solution

The fourth proportional to 3,705.98, 5,110.35 and 2,306.30 is: 3,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.98 : 5,110.35 = 2,306.30 : x
  2. Step 2: Convert to fraction form
    3,705.98/5,110.35 = 2,306.30/x
  3. Step 3: Cross multiply
    3,705.98x = 5,110.35 × 2,306.30
  4. Step 4: Simplify right side
    3,705.98x = 11,786,000.21
  5. Step 5: Solve for x
    x = 11,786,000.21/3,705.98
  6. Step 6: Final answer
    x = 3,180.27

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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.