Home / 4,331.67-6,485.75-3,212.92

Finding the Fourth Proportional to 4,331.67, 6,485.75 and 3,212.92

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Solution

The fourth proportional to 4,331.67, 6,485.75 and 3,212.92 is: 4,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.67 : 6,485.75 = 3,212.92 : x
  2. Step 2: Convert to fraction form
    4,331.67/6,485.75 = 3,212.92/x
  3. Step 3: Cross multiply
    4,331.67x = 6,485.75 × 3,212.92
  4. Step 4: Simplify right side
    4,331.67x = 20,838,195.89
  5. Step 5: Solve for x
    x = 20,838,195.89/4,331.67
  6. Step 6: Final answer
    x = 4,810.66

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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.