Home / 3,309.66-4,567.69-1,893.48

Finding the Fourth Proportional to 3,309.66, 4,567.69 and 1,893.48

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Solution

The fourth proportional to 3,309.66, 4,567.69 and 1,893.48 is: 2,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.66 : 4,567.69 = 1,893.48 : x
  2. Step 2: Convert to fraction form
    3,309.66/4,567.69 = 1,893.48/x
  3. Step 3: Cross multiply
    3,309.66x = 4,567.69 × 1,893.48
  4. Step 4: Simplify right side
    3,309.66x = 8,648,829.66
  5. Step 5: Solve for x
    x = 8,648,829.66/3,309.66
  6. Step 6: Final answer
    x = 2,613.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.