Home / 13,037.91-19,556.87-3,177.11

Finding the Fourth Proportional to 13,037.91, 19,556.87 and 3,177.11

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Solution

The fourth proportional to 13,037.91, 19,556.87 and 3,177.11 is: 4,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.91 : 19,556.87 = 3,177.11 : x
  2. Step 2: Convert to fraction form
    13,037.91/19,556.87 = 3,177.11/x
  3. Step 3: Cross multiply
    13,037.91x = 19,556.87 × 3,177.11
  4. Step 4: Simplify right side
    13,037.91x = 62,134,327.25
  5. Step 5: Solve for x
    x = 62,134,327.25/13,037.91
  6. Step 6: Final answer
    x = 4,765.67

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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.