Home / 11,303.15-16,951.48-3,907.31

Finding the Fourth Proportional to 11,303.15, 16,951.48 and 3,907.31

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Solution

The fourth proportional to 11,303.15, 16,951.48 and 3,907.31 is: 5,859.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.15 : 16,951.48 = 3,907.31 : x
  2. Step 2: Convert to fraction form
    11,303.15/16,951.48 = 3,907.31/x
  3. Step 3: Cross multiply
    11,303.15x = 16,951.48 × 3,907.31
  4. Step 4: Simplify right side
    11,303.15x = 66,234,687.32
  5. Step 5: Solve for x
    x = 66,234,687.32/11,303.15
  6. Step 6: Final answer
    x = 5,859.84

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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.