Home / 8,336.80-11,503.38-5,351.14

Finding the Fourth Proportional to 8,336.80, 11,503.38 and 5,351.14

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Solution

The fourth proportional to 8,336.80, 11,503.38 and 5,351.14 is: 7,383.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.80 : 11,503.38 = 5,351.14 : x
  2. Step 2: Convert to fraction form
    8,336.80/11,503.38 = 5,351.14/x
  3. Step 3: Cross multiply
    8,336.80x = 11,503.38 × 5,351.14
  4. Step 4: Simplify right side
    8,336.80x = 61,556,196.85
  5. Step 5: Solve for x
    x = 61,556,196.85/8,336.80
  6. Step 6: Final answer
    x = 7,383.67

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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.