Home / 7,835.58-11,753.64-2,571.48

Finding the Fourth Proportional to 7,835.58, 11,753.64 and 2,571.48

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Solution

The fourth proportional to 7,835.58, 11,753.64 and 2,571.48 is: 3,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.58 : 11,753.64 = 2,571.48 : x
  2. Step 2: Convert to fraction form
    7,835.58/11,753.64 = 2,571.48/x
  3. Step 3: Cross multiply
    7,835.58x = 11,753.64 × 2,571.48
  4. Step 4: Simplify right side
    7,835.58x = 30,224,250.19
  5. Step 5: Solve for x
    x = 30,224,250.19/7,835.58
  6. Step 6: Final answer
    x = 3,857.31

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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.