Home / 11,558.52-17,345.96-5,325.56

Finding the Fourth Proportional to 11,558.52, 17,345.96 and 5,325.56

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Solution

The fourth proportional to 11,558.52, 17,345.96 and 5,325.56 is: 7,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.52 : 17,345.96 = 5,325.56 : x
  2. Step 2: Convert to fraction form
    11,558.52/17,345.96 = 5,325.56/x
  3. Step 3: Cross multiply
    11,558.52x = 17,345.96 × 5,325.56
  4. Step 4: Simplify right side
    11,558.52x = 92,376,950.74
  5. Step 5: Solve for x
    x = 92,376,950.74/11,558.52
  6. Step 6: Final answer
    x = 7,992.11

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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.