Home / 11,764.92-16,228.45-6,981.71

Finding the Fourth Proportional to 11,764.92, 16,228.45 and 6,981.71

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Solution

The fourth proportional to 11,764.92, 16,228.45 and 6,981.71 is: 9,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.92 : 16,228.45 = 6,981.71 : x
  2. Step 2: Convert to fraction form
    11,764.92/16,228.45 = 6,981.71/x
  3. Step 3: Cross multiply
    11,764.92x = 16,228.45 × 6,981.71
  4. Step 4: Simplify right side
    11,764.92x = 113,302,331.65
  5. Step 5: Solve for x
    x = 113,302,331.65/11,764.92
  6. Step 6: Final answer
    x = 9,630.52

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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.