Home / 11,430.99-17,147.70-3,110.67

Finding the Fourth Proportional to 11,430.99, 17,147.70 and 3,110.67

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Solution

The fourth proportional to 11,430.99, 17,147.70 and 3,110.67 is: 4,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,430.99 : 17,147.70 = 3,110.67 : x
  2. Step 2: Convert to fraction form
    11,430.99/17,147.70 = 3,110.67/x
  3. Step 3: Cross multiply
    11,430.99x = 17,147.70 × 3,110.67
  4. Step 4: Simplify right side
    11,430.99x = 53,340,835.96
  5. Step 5: Solve for x
    x = 53,340,835.96/11,430.99
  6. Step 6: Final answer
    x = 4,666.34

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Double scale
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Similar ratio
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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.