Home / 4,217.76-6,321.06-3,667.32

Finding the Fourth Proportional to 4,217.76, 6,321.06 and 3,667.32

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Solution

The fourth proportional to 4,217.76, 6,321.06 and 3,667.32 is: 5,496.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.76 : 6,321.06 = 3,667.32 : x
  2. Step 2: Convert to fraction form
    4,217.76/6,321.06 = 3,667.32/x
  3. Step 3: Cross multiply
    4,217.76x = 6,321.06 × 3,667.32
  4. Step 4: Simplify right side
    4,217.76x = 23,181,349.76
  5. Step 5: Solve for x
    x = 23,181,349.76/4,217.76
  6. Step 6: Final answer
    x = 5,496.13

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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.