Home / 11,655.82-16,085.10-6,350.52

Finding the Fourth Proportional to 11,655.82, 16,085.10 and 6,350.52

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Solution

The fourth proportional to 11,655.82, 16,085.10 and 6,350.52 is: 8,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.82 : 16,085.10 = 6,350.52 : x
  2. Step 2: Convert to fraction form
    11,655.82/16,085.10 = 6,350.52/x
  3. Step 3: Cross multiply
    11,655.82x = 16,085.10 × 6,350.52
  4. Step 4: Simplify right side
    11,655.82x = 102,148,749.25
  5. Step 5: Solve for x
    x = 102,148,749.25/11,655.82
  6. Step 6: Final answer
    x = 8,763.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.