Home / 5,369.23-8,051.61-2,080.43

Finding the Fourth Proportional to 5,369.23, 8,051.61 and 2,080.43

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Solution

The fourth proportional to 5,369.23, 8,051.61 and 2,080.43 is: 3,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.23 : 8,051.61 = 2,080.43 : x
  2. Step 2: Convert to fraction form
    5,369.23/8,051.61 = 2,080.43/x
  3. Step 3: Cross multiply
    5,369.23x = 8,051.61 × 2,080.43
  4. Step 4: Simplify right side
    5,369.23x = 16,750,810.99
  5. Step 5: Solve for x
    x = 16,750,810.99/5,369.23
  6. Step 6: Final answer
    x = 3,119.78

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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.