Home / 4,717.22-7,076.57-1,429.92

Finding the Fourth Proportional to 4,717.22, 7,076.57 and 1,429.92

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Solution

The fourth proportional to 4,717.22, 7,076.57 and 1,429.92 is: 2,145.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.22 : 7,076.57 = 1,429.92 : x
  2. Step 2: Convert to fraction form
    4,717.22/7,076.57 = 1,429.92/x
  3. Step 3: Cross multiply
    4,717.22x = 7,076.57 × 1,429.92
  4. Step 4: Simplify right side
    4,717.22x = 10,118,921.82
  5. Step 5: Solve for x
    x = 10,118,921.82/4,717.22
  6. Step 6: Final answer
    x = 2,145.11

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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.