Home / 10,467.82-15,703.44-3,072.52

Finding the Fourth Proportional to 10,467.82, 15,703.44 and 3,072.52

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Solution

The fourth proportional to 10,467.82, 15,703.44 and 3,072.52 is: 4,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.82 : 15,703.44 = 3,072.52 : x
  2. Step 2: Convert to fraction form
    10,467.82/15,703.44 = 3,072.52/x
  3. Step 3: Cross multiply
    10,467.82x = 15,703.44 × 3,072.52
  4. Step 4: Simplify right side
    10,467.82x = 48,249,133.47
  5. Step 5: Solve for x
    x = 48,249,133.47/10,467.82
  6. Step 6: Final answer
    x = 4,609.28

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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.