Home / 12,176.73-18,275.83-6,257.72

Finding the Fourth Proportional to 12,176.73, 18,275.83 and 6,257.72

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Solution

The fourth proportional to 12,176.73, 18,275.83 and 6,257.72 is: 9,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.73 : 18,275.83 = 6,257.72 : x
  2. Step 2: Convert to fraction form
    12,176.73/18,275.83 = 6,257.72/x
  3. Step 3: Cross multiply
    12,176.73x = 18,275.83 × 6,257.72
  4. Step 4: Simplify right side
    12,176.73x = 114,365,056.95
  5. Step 5: Solve for x
    x = 114,365,056.95/12,176.73
  6. Step 6: Final answer
    x = 9,392.10

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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.