Home / 11,120.03-16,686.63-4,104.93

Finding the Fourth Proportional to 11,120.03, 16,686.63 and 4,104.93

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Solution

The fourth proportional to 11,120.03, 16,686.63 and 4,104.93 is: 6,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.03 : 16,686.63 = 4,104.93 : x
  2. Step 2: Convert to fraction form
    11,120.03/16,686.63 = 4,104.93/x
  3. Step 3: Cross multiply
    11,120.03x = 16,686.63 × 4,104.93
  4. Step 4: Simplify right side
    11,120.03x = 68,497,427.56
  5. Step 5: Solve for x
    x = 68,497,427.56/11,120.03
  6. Step 6: Final answer
    x = 6,159.82

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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.