Home / 6,212.34-9,319.86-3,581.55

Finding the Fourth Proportional to 6,212.34, 9,319.86 and 3,581.55

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Solution

The fourth proportional to 6,212.34, 9,319.86 and 3,581.55 is: 5,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.34 : 9,319.86 = 3,581.55 : x
  2. Step 2: Convert to fraction form
    6,212.34/9,319.86 = 3,581.55/x
  3. Step 3: Cross multiply
    6,212.34x = 9,319.86 × 3,581.55
  4. Step 4: Simplify right side
    6,212.34x = 33,379,544.58
  5. Step 5: Solve for x
    x = 33,379,544.58/6,212.34
  6. Step 6: Final answer
    x = 5,373.10

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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.