Home / 3,620.23-5,421.04-2,508.06

Finding the Fourth Proportional to 3,620.23, 5,421.04 and 2,508.06

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Solution

The fourth proportional to 3,620.23, 5,421.04 and 2,508.06 is: 3,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.23 : 5,421.04 = 2,508.06 : x
  2. Step 2: Convert to fraction form
    3,620.23/5,421.04 = 2,508.06/x
  3. Step 3: Cross multiply
    3,620.23x = 5,421.04 × 2,508.06
  4. Step 4: Simplify right side
    3,620.23x = 13,596,311.17
  5. Step 5: Solve for x
    x = 13,596,311.17/3,620.23
  6. Step 6: Final answer
    x = 3,755.65

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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.