Home / 8,212.54-11,330.64-4,675.04

Finding the Fourth Proportional to 8,212.54, 11,330.64 and 4,675.04

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Solution

The fourth proportional to 8,212.54, 11,330.64 and 4,675.04 is: 6,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212.54 : 11,330.64 = 4,675.04 : x
  2. Step 2: Convert to fraction form
    8,212.54/11,330.64 = 4,675.04/x
  3. Step 3: Cross multiply
    8,212.54x = 11,330.64 × 4,675.04
  4. Step 4: Simplify right side
    8,212.54x = 52,971,195.23
  5. Step 5: Solve for x
    x = 52,971,195.23/8,212.54
  6. Step 6: Final answer
    x = 6,450.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.