Home / 12,252.74-16,908.30-6,947.75

Finding the Fourth Proportional to 12,252.74, 16,908.30 and 6,947.75

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Solution

The fourth proportional to 12,252.74, 16,908.30 and 6,947.75 is: 9,587.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.74 : 16,908.30 = 6,947.75 : x
  2. Step 2: Convert to fraction form
    12,252.74/16,908.30 = 6,947.75/x
  3. Step 3: Cross multiply
    12,252.74x = 16,908.30 × 6,947.75
  4. Step 4: Simplify right side
    12,252.74x = 117,474,641.33
  5. Step 5: Solve for x
    x = 117,474,641.33/12,252.74
  6. Step 6: Final answer
    x = 9,587.62

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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.