Home / 11,332.82-15,638.37-6,296.42

Finding the Fourth Proportional to 11,332.82, 15,638.37 and 6,296.42

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Solution

The fourth proportional to 11,332.82, 15,638.37 and 6,296.42 is: 8,688.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.82 : 15,638.37 = 6,296.42 : x
  2. Step 2: Convert to fraction form
    11,332.82/15,638.37 = 6,296.42/x
  3. Step 3: Cross multiply
    11,332.82x = 15,638.37 × 6,296.42
  4. Step 4: Simplify right side
    11,332.82x = 98,465,745.64
  5. Step 5: Solve for x
    x = 98,465,745.64/11,332.82
  6. Step 6: Final answer
    x = 8,688.55

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1.5x scale

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.