Home / 11,303.87-16,957.06-3,907.49

Finding the Fourth Proportional to 11,303.87, 16,957.06 and 3,907.49

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Solution

The fourth proportional to 11,303.87, 16,957.06 and 3,907.49 is: 5,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.87 : 16,957.06 = 3,907.49 : x
  2. Step 2: Convert to fraction form
    11,303.87/16,957.06 = 3,907.49/x
  3. Step 3: Cross multiply
    11,303.87x = 16,957.06 × 3,907.49
  4. Step 4: Simplify right side
    11,303.87x = 66,259,447.83
  5. Step 5: Solve for x
    x = 66,259,447.83/11,303.87
  6. Step 6: Final answer
    x = 5,861.66

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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.