Home / 10,723.32-16,062.84-7,953.12

Finding the Fourth Proportional to 10,723.32, 16,062.84 and 7,953.12

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Solution

The fourth proportional to 10,723.32, 16,062.84 and 7,953.12 is: 11,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.32 : 16,062.84 = 7,953.12 : x
  2. Step 2: Convert to fraction form
    10,723.32/16,062.84 = 7,953.12/x
  3. Step 3: Cross multiply
    10,723.32x = 16,062.84 × 7,953.12
  4. Step 4: Simplify right side
    10,723.32x = 127,749,694.06
  5. Step 5: Solve for x
    x = 127,749,694.06/10,723.32
  6. Step 6: Final answer
    x = 11,913.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.