Home / 10,883.34-16,330.11-7,556.70

Finding the Fourth Proportional to 10,883.34, 16,330.11 and 7,556.70

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Solution

The fourth proportional to 10,883.34, 16,330.11 and 7,556.70 is: 11,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.34 : 16,330.11 = 7,556.70 : x
  2. Step 2: Convert to fraction form
    10,883.34/16,330.11 = 7,556.70/x
  3. Step 3: Cross multiply
    10,883.34x = 16,330.11 × 7,556.70
  4. Step 4: Simplify right side
    10,883.34x = 123,401,742.24
  5. Step 5: Solve for x
    x = 123,401,742.24/10,883.34
  6. Step 6: Final answer
    x = 11,338.59

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1.5x scale

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.