Home / 11,347.30-17,027.61-4,772.98

Finding the Fourth Proportional to 11,347.30, 17,027.61 and 4,772.98

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Solution

The fourth proportional to 11,347.30, 17,027.61 and 4,772.98 is: 7,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.30 : 17,027.61 = 4,772.98 : x
  2. Step 2: Convert to fraction form
    11,347.30/17,027.61 = 4,772.98/x
  3. Step 3: Cross multiply
    11,347.30x = 17,027.61 × 4,772.98
  4. Step 4: Simplify right side
    11,347.30x = 81,272,441.98
  5. Step 5: Solve for x
    x = 81,272,441.98/11,347.30
  6. Step 6: Final answer
    x = 7,162.27

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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.