Home / 11,311.88-15,610.39-6,595.25

Finding the Fourth Proportional to 11,311.88, 15,610.39 and 6,595.25

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Solution

The fourth proportional to 11,311.88, 15,610.39 and 6,595.25 is: 9,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311.88 : 15,610.39 = 6,595.25 : x
  2. Step 2: Convert to fraction form
    11,311.88/15,610.39 = 6,595.25/x
  3. Step 3: Cross multiply
    11,311.88x = 15,610.39 × 6,595.25
  4. Step 4: Simplify right side
    11,311.88x = 102,954,330.11
  5. Step 5: Solve for x
    x = 102,954,330.11/11,311.88
  6. Step 6: Final answer
    x = 9,101.44

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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.