Home / 7,675.05-11,508.69-3,926.26

Finding the Fourth Proportional to 7,675.05, 11,508.69 and 3,926.26

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Solution

The fourth proportional to 7,675.05, 11,508.69 and 3,926.26 is: 5,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.05 : 11,508.69 = 3,926.26 : x
  2. Step 2: Convert to fraction form
    7,675.05/11,508.69 = 3,926.26/x
  3. Step 3: Cross multiply
    7,675.05x = 11,508.69 × 3,926.26
  4. Step 4: Simplify right side
    7,675.05x = 45,186,109.20
  5. Step 5: Solve for x
    x = 45,186,109.20/7,675.05
  6. Step 6: Final answer
    x = 5,887.40

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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.