Home / 7,176.11-10,764.36-2,245.64

Finding the Fourth Proportional to 7,176.11, 10,764.36 and 2,245.64

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Solution

The fourth proportional to 7,176.11, 10,764.36 and 2,245.64 is: 3,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.11 : 10,764.36 = 2,245.64 : x
  2. Step 2: Convert to fraction form
    7,176.11/10,764.36 = 2,245.64/x
  3. Step 3: Cross multiply
    7,176.11x = 10,764.36 × 2,245.64
  4. Step 4: Simplify right side
    7,176.11x = 24,172,877.39
  5. Step 5: Solve for x
    x = 24,172,877.39/7,176.11
  6. Step 6: Final answer
    x = 3,368.52

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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.