Home / 7,103.07-10,661.19-3,595.56

Finding the Fourth Proportional to 7,103.07, 10,661.19 and 3,595.56

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Solution

The fourth proportional to 7,103.07, 10,661.19 and 3,595.56 is: 5,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.07 : 10,661.19 = 3,595.56 : x
  2. Step 2: Convert to fraction form
    7,103.07/10,661.19 = 3,595.56/x
  3. Step 3: Cross multiply
    7,103.07x = 10,661.19 × 3,595.56
  4. Step 4: Simplify right side
    7,103.07x = 38,332,894.85
  5. Step 5: Solve for x
    x = 38,332,894.85/7,103.07
  6. Step 6: Final answer
    x = 5,396.67

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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.