Home / 11,860.82-16,368.24-6,555.72

Finding the Fourth Proportional to 11,860.82, 16,368.24 and 6,555.72

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Solution

The fourth proportional to 11,860.82, 16,368.24 and 6,555.72 is: 9,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.82 : 16,368.24 = 6,555.72 : x
  2. Step 2: Convert to fraction form
    11,860.82/16,368.24 = 6,555.72/x
  3. Step 3: Cross multiply
    11,860.82x = 16,368.24 × 6,555.72
  4. Step 4: Simplify right side
    11,860.82x = 107,305,598.33
  5. Step 5: Solve for x
    x = 107,305,598.33/11,860.82
  6. Step 6: Final answer
    x = 9,047.06

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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.