Home / 11,246.80-16,856.52-7,960.84

Finding the Fourth Proportional to 11,246.80, 16,856.52 and 7,960.84

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Solution

The fourth proportional to 11,246.80, 16,856.52 and 7,960.84 is: 11,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.80 : 16,856.52 = 7,960.84 : x
  2. Step 2: Convert to fraction form
    11,246.80/16,856.52 = 7,960.84/x
  3. Step 3: Cross multiply
    11,246.80x = 16,856.52 × 7,960.84
  4. Step 4: Simplify right side
    11,246.80x = 134,192,058.68
  5. Step 5: Solve for x
    x = 134,192,058.68/11,246.80
  6. Step 6: Final answer
    x = 11,931.58

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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.