Home / 12,017.88-16,584.84-6,712.56

Finding the Fourth Proportional to 12,017.88, 16,584.84 and 6,712.56

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Solution

The fourth proportional to 12,017.88, 16,584.84 and 6,712.56 is: 9,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.88 : 16,584.84 = 6,712.56 : x
  2. Step 2: Convert to fraction form
    12,017.88/16,584.84 = 6,712.56/x
  3. Step 3: Cross multiply
    12,017.88x = 16,584.84 × 6,712.56
  4. Step 4: Simplify right side
    12,017.88x = 111,326,733.59
  5. Step 5: Solve for x
    x = 111,326,733.59/12,017.88
  6. Step 6: Final answer
    x = 9,263.43

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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.