Home / 4,195.46-6,293.99-1,421.39

Finding the Fourth Proportional to 4,195.46, 6,293.99 and 1,421.39

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Solution

The fourth proportional to 4,195.46, 6,293.99 and 1,421.39 is: 2,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.46 : 6,293.99 = 1,421.39 : x
  2. Step 2: Convert to fraction form
    4,195.46/6,293.99 = 1,421.39/x
  3. Step 3: Cross multiply
    4,195.46x = 6,293.99 × 1,421.39
  4. Step 4: Simplify right side
    4,195.46x = 8,946,214.45
  5. Step 5: Solve for x
    x = 8,946,214.45/4,195.46
  6. Step 6: Final answer
    x = 2,132.36

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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.