Home / 9,964.24-13,741.32-7,873.36

Finding the Fourth Proportional to 9,964.24, 13,741.32 and 7,873.36

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Solution

The fourth proportional to 9,964.24, 13,741.32 and 7,873.36 is: 10,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.24 : 13,741.32 = 7,873.36 : x
  2. Step 2: Convert to fraction form
    9,964.24/13,741.32 = 7,873.36/x
  3. Step 3: Cross multiply
    9,964.24x = 13,741.32 × 7,873.36
  4. Step 4: Simplify right side
    9,964.24x = 108,190,359.24
  5. Step 5: Solve for x
    x = 108,190,359.24/9,964.24
  6. Step 6: Final answer
    x = 10,857.86

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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.