Home / 6,212.83-9,319.25-4,259.11

Finding the Fourth Proportional to 6,212.83, 9,319.25 and 4,259.11

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Solution

The fourth proportional to 6,212.83, 9,319.25 and 4,259.11 is: 6,388.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.83 : 9,319.25 = 4,259.11 : x
  2. Step 2: Convert to fraction form
    6,212.83/9,319.25 = 4,259.11/x
  3. Step 3: Cross multiply
    6,212.83x = 9,319.25 × 4,259.11
  4. Step 4: Simplify right side
    6,212.83x = 39,691,689.57
  5. Step 5: Solve for x
    x = 39,691,689.57/6,212.83
  6. Step 6: Final answer
    x = 6,388.67

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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.