Home / 11,860.83-16,367.87-6,555.53

Finding the Fourth Proportional to 11,860.83, 16,367.87 and 6,555.53

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Solution

The fourth proportional to 11,860.83, 16,367.87 and 6,555.53 is: 9,046.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.83 : 16,367.87 = 6,555.53 : x
  2. Step 2: Convert to fraction form
    11,860.83/16,367.87 = 6,555.53/x
  3. Step 3: Cross multiply
    11,860.83x = 16,367.87 × 6,555.53
  4. Step 4: Simplify right side
    11,860.83x = 107,300,120.13
  5. Step 5: Solve for x
    x = 107,300,120.13/11,860.83
  6. Step 6: Final answer
    x = 9,046.59

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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.