Home / 11,800.40-16,282.67-6,763.65

Finding the Fourth Proportional to 11,800.40, 16,282.67 and 6,763.65

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Solution

The fourth proportional to 11,800.40, 16,282.67 and 6,763.65 is: 9,332.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.40 : 16,282.67 = 6,763.65 : x
  2. Step 2: Convert to fraction form
    11,800.40/16,282.67 = 6,763.65/x
  3. Step 3: Cross multiply
    11,800.40x = 16,282.67 × 6,763.65
  4. Step 4: Simplify right side
    11,800.40x = 110,130,297.85
  5. Step 5: Solve for x
    x = 110,130,297.85/11,800.40
  6. Step 6: Final answer
    x = 9,332.76

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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.