Home / 10,832.31-16,238.75-4,263.01

Finding the Fourth Proportional to 10,832.31, 16,238.75 and 4,263.01

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Solution

The fourth proportional to 10,832.31, 16,238.75 and 4,263.01 is: 6,390.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,832.31 : 16,238.75 = 4,263.01 : x
  2. Step 2: Convert to fraction form
    10,832.31/16,238.75 = 4,263.01/x
  3. Step 3: Cross multiply
    10,832.31x = 16,238.75 × 4,263.01
  4. Step 4: Simplify right side
    10,832.31x = 69,225,891.73
  5. Step 5: Solve for x
    x = 69,225,891.73/10,832.31
  6. Step 6: Final answer
    x = 6,390.69

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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.