Home / 11,146.32-16,714.80-3,748.98

Finding the Fourth Proportional to 11,146.32, 16,714.80 and 3,748.98

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Solution

The fourth proportional to 11,146.32, 16,714.80 and 3,748.98 is: 5,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.32 : 16,714.80 = 3,748.98 : x
  2. Step 2: Convert to fraction form
    11,146.32/16,714.80 = 3,748.98/x
  3. Step 3: Cross multiply
    11,146.32x = 16,714.80 × 3,748.98
  4. Step 4: Simplify right side
    11,146.32x = 62,663,450.90
  5. Step 5: Solve for x
    x = 62,663,450.90/11,146.32
  6. Step 6: Final answer
    x = 5,621.90

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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.