Home / 9,166.40-13,749.62-4,234.60

Finding the Fourth Proportional to 9,166.40, 13,749.62 and 4,234.60

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Solution

The fourth proportional to 9,166.40, 13,749.62 and 4,234.60 is: 6,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.40 : 13,749.62 = 4,234.60 : x
  2. Step 2: Convert to fraction form
    9,166.40/13,749.62 = 4,234.60/x
  3. Step 3: Cross multiply
    9,166.40x = 13,749.62 × 4,234.60
  4. Step 4: Simplify right side
    9,166.40x = 58,224,140.85
  5. Step 5: Solve for x
    x = 58,224,140.85/9,166.40
  6. Step 6: Final answer
    x = 6,351.91

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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.