Home / 3,197.31-4,412.36-1,800.06

Finding the Fourth Proportional to 3,197.31, 4,412.36 and 1,800.06

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Solution

The fourth proportional to 3,197.31, 4,412.36 and 1,800.06 is: 2,484.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.31 : 4,412.36 = 1,800.06 : x
  2. Step 2: Convert to fraction form
    3,197.31/4,412.36 = 1,800.06/x
  3. Step 3: Cross multiply
    3,197.31x = 4,412.36 × 1,800.06
  4. Step 4: Simplify right side
    3,197.31x = 7,942,512.74
  5. Step 5: Solve for x
    x = 7,942,512.74/3,197.31
  6. Step 6: Final answer
    x = 2,484.12

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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.