Home / 3,162.33-4,363.85-1,817.01

Finding the Fourth Proportional to 3,162.33, 4,363.85 and 1,817.01

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Solution

The fourth proportional to 3,162.33, 4,363.85 and 1,817.01 is: 2,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.33 : 4,363.85 = 1,817.01 : x
  2. Step 2: Convert to fraction form
    3,162.33/4,363.85 = 1,817.01/x
  3. Step 3: Cross multiply
    3,162.33x = 4,363.85 × 1,817.01
  4. Step 4: Simplify right side
    3,162.33x = 7,929,163.63
  5. Step 5: Solve for x
    x = 7,929,163.63/3,162.33
  6. Step 6: Final answer
    x = 2,507.38

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1.5x scale

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.