Home / 8,739.83-13,110.30-3,192.46

Finding the Fourth Proportional to 8,739.83, 13,110.30 and 3,192.46

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Solution

The fourth proportional to 8,739.83, 13,110.30 and 3,192.46 is: 4,788.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.83 : 13,110.30 = 3,192.46 : x
  2. Step 2: Convert to fraction form
    8,739.83/13,110.30 = 3,192.46/x
  3. Step 3: Cross multiply
    8,739.83x = 13,110.30 × 3,192.46
  4. Step 4: Simplify right side
    8,739.83x = 41,854,075.56
  5. Step 5: Solve for x
    x = 41,854,075.56/8,739.83
  6. Step 6: Final answer
    x = 4,788.89

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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.