Home / 3,207.63-4,812.29-1,358.82

Finding the Fourth Proportional to 3,207.63, 4,812.29 and 1,358.82

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Solution

The fourth proportional to 3,207.63, 4,812.29 and 1,358.82 is: 2,038.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.63 : 4,812.29 = 1,358.82 : x
  2. Step 2: Convert to fraction form
    3,207.63/4,812.29 = 1,358.82/x
  3. Step 3: Cross multiply
    3,207.63x = 4,812.29 × 1,358.82
  4. Step 4: Simplify right side
    3,207.63x = 6,539,035.90
  5. Step 5: Solve for x
    x = 6,539,035.90/3,207.63
  6. Step 6: Final answer
    x = 2,038.59

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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.