Home / 11,464.83-15,816.60-6,987.96

Finding the Fourth Proportional to 11,464.83, 15,816.60 and 6,987.96

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Solution

The fourth proportional to 11,464.83, 15,816.60 and 6,987.96 is: 9,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,464.83 : 15,816.60 = 6,987.96 : x
  2. Step 2: Convert to fraction form
    11,464.83/15,816.60 = 6,987.96/x
  3. Step 3: Cross multiply
    11,464.83x = 15,816.60 × 6,987.96
  4. Step 4: Simplify right side
    11,464.83x = 110,525,768.14
  5. Step 5: Solve for x
    x = 110,525,768.14/11,464.83
  6. Step 6: Final answer
    x = 9,640.42

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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.