Home / 8,103.00-11,184.21-5,277.42

Finding the Fourth Proportional to 8,103.00, 11,184.21 and 5,277.42

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Solution

The fourth proportional to 8,103.00, 11,184.21 and 5,277.42 is: 7,284.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.00 : 11,184.21 = 5,277.42 : x
  2. Step 2: Convert to fraction form
    8,103.00/11,184.21 = 5,277.42/x
  3. Step 3: Cross multiply
    8,103.00x = 11,184.21 × 5,277.42
  4. Step 4: Simplify right side
    8,103.00x = 59,023,773.54
  5. Step 5: Solve for x
    x = 59,023,773.54/8,103.00
  6. Step 6: Final answer
    x = 7,284.18

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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.