Home / 9,103.54-13,653.36-2,862.76

Finding the Fourth Proportional to 9,103.54, 13,653.36 and 2,862.76

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Solution

The fourth proportional to 9,103.54, 13,653.36 and 2,862.76 is: 4,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.54 : 13,653.36 = 2,862.76 : x
  2. Step 2: Convert to fraction form
    9,103.54/13,653.36 = 2,862.76/x
  3. Step 3: Cross multiply
    9,103.54x = 13,653.36 × 2,862.76
  4. Step 4: Simplify right side
    9,103.54x = 39,086,292.87
  5. Step 5: Solve for x
    x = 39,086,292.87/9,103.54
  6. Step 6: Final answer
    x = 4,293.53

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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.