Home / 8,202.33-12,303.55-3,518.38

Finding the Fourth Proportional to 8,202.33, 12,303.55 and 3,518.38

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Solution

The fourth proportional to 8,202.33, 12,303.55 and 3,518.38 is: 5,277.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.33 : 12,303.55 = 3,518.38 : x
  2. Step 2: Convert to fraction form
    8,202.33/12,303.55 = 3,518.38/x
  3. Step 3: Cross multiply
    8,202.33x = 12,303.55 × 3,518.38
  4. Step 4: Simplify right side
    8,202.33x = 43,288,564.25
  5. Step 5: Solve for x
    x = 43,288,564.25/8,202.33
  6. Step 6: Final answer
    x = 5,277.59

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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.