Home / 12,063.75-16,647.98-6,758.57

Finding the Fourth Proportional to 12,063.75, 16,647.98 and 6,758.57

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Solution

The fourth proportional to 12,063.75, 16,647.98 and 6,758.57 is: 9,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.75 : 16,647.98 = 6,758.57 : x
  2. Step 2: Convert to fraction form
    12,063.75/16,647.98 = 6,758.57/x
  3. Step 3: Cross multiply
    12,063.75x = 16,647.98 × 6,758.57
  4. Step 4: Simplify right side
    12,063.75x = 112,516,538.19
  5. Step 5: Solve for x
    x = 112,516,538.19/12,063.75
  6. Step 6: Final answer
    x = 9,326.83

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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.