Home / 10,714.22-16,069.52-2,921.22

Finding the Fourth Proportional to 10,714.22, 16,069.52 and 2,921.22

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Solution

The fourth proportional to 10,714.22, 16,069.52 and 2,921.22 is: 4,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,714.22 : 16,069.52 = 2,921.22 : x
  2. Step 2: Convert to fraction form
    10,714.22/16,069.52 = 2,921.22/x
  3. Step 3: Cross multiply
    10,714.22x = 16,069.52 × 2,921.22
  4. Step 4: Simplify right side
    10,714.22x = 46,942,603.21
  5. Step 5: Solve for x
    x = 46,942,603.21/10,714.22
  6. Step 6: Final answer
    x = 4,381.34

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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.