Home / 8,103.24-11,184.56-5,277.66

Finding the Fourth Proportional to 8,103.24, 11,184.56 and 5,277.66

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Solution

The fourth proportional to 8,103.24, 11,184.56 and 5,277.66 is: 7,284.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.24 : 11,184.56 = 5,277.66 : x
  2. Step 2: Convert to fraction form
    8,103.24/11,184.56 = 5,277.66/x
  3. Step 3: Cross multiply
    8,103.24x = 11,184.56 × 5,277.66
  4. Step 4: Simplify right side
    8,103.24x = 59,028,278.54
  5. Step 5: Solve for x
    x = 59,028,278.54/8,103.24
  6. Step 6: Final answer
    x = 7,284.53

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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.