Home / 7,070.66-10,589.84-3,375.49

Finding the Fourth Proportional to 7,070.66, 10,589.84 and 3,375.49

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Solution

The fourth proportional to 7,070.66, 10,589.84 and 3,375.49 is: 5,055.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.66 : 10,589.84 = 3,375.49 : x
  2. Step 2: Convert to fraction form
    7,070.66/10,589.84 = 3,375.49/x
  3. Step 3: Cross multiply
    7,070.66x = 10,589.84 × 3,375.49
  4. Step 4: Simplify right side
    7,070.66x = 35,745,857.75
  5. Step 5: Solve for x
    x = 35,745,857.75/7,070.66
  6. Step 6: Final answer
    x = 5,055.52

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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.