Home / 5,671.05-8,495.64-2,751.42

Finding the Fourth Proportional to 5,671.05, 8,495.64 and 2,751.42

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Solution

The fourth proportional to 5,671.05, 8,495.64 and 2,751.42 is: 4,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.05 : 8,495.64 = 2,751.42 : x
  2. Step 2: Convert to fraction form
    5,671.05/8,495.64 = 2,751.42/x
  3. Step 3: Cross multiply
    5,671.05x = 8,495.64 × 2,751.42
  4. Step 4: Simplify right side
    5,671.05x = 23,375,073.81
  5. Step 5: Solve for x
    x = 23,375,073.81/5,671.05
  6. Step 6: Final answer
    x = 4,121.82

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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.